Half- and step-siblings
Tests: 9 of 11 right · Exam: 1 of 4 right · Kind: ★★★ · Understood: 11 of 15 · Run: 2026-10-18, commit f3c23ea72
Lesson 505 of the everyday course of Mova's primary school, as Mova's small model took its tests: it had read this lesson and the ones before it and learned from their exercises. Each test shows the options in the order the student saw them, its choice, the right answer, the score of every option and why it chose. The lesson itself, sentence by sentence with trees and pragmatics: the lesson in the corpora.
Every question of this lesson and each of its options parsed by Mova, with trees and pragmatics: the lesson's questions in the corpora.
Test 1 · ★★★ · right ✓
«stepsister = half-sister, same thing innit». What's the difference?
- 1. A half-sister lives with you, a stepsister never does — score 2
- 2. A stepsister shares both your parents; a half-sister one — no support
- 3. They're exactly the same thing with two different names — score 2
- 4. A half-sister shares one parent; a stepsister shares none — ← Mova's choice · ✓ the right answer · score 3
Why: It took the question to ask what it is done to. It chose option 4 with score 3, against 2 for the next best. Its support: lesson 502, line 3: «The oldest's things need protecting too. In Houston, Aaliyah's little sisters wreck her slime collection. Mom says, «They're little, let it go.» Aaliyah yells,…», reached through the option's own match among the sentences about the question's things. What matched: the same doer «sisters» (+3). · the question and its options parsed, with trees and pragmatics
Test 2 · ★★★ · right ✓
«Lucas and Jaylon used tape, they'll hate each other forever lol». What's more likely?
- 1. It takes time, and they may get on later — ← Mova's choice · ✓ the right answer · no support
- 2. They'll stay enemies for the rest of their lives — no support
- 3. Tape always fixes everything between brothers — no support
- 4. One of them will have to move to another house — no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Test 3 · ★★★ · right ✓
What would probably happen if Amelia told her mum about the «not my real sister» comments?
- 1. Nothing; parents can't help with step-siblings — no support
- 2. Her stepbrother would be sent away to live elsewhere — no support
- 3. She'd get the blame for telling on her stepbrother — score 2
- 4. The grown-ups could help, as everyone deserves respect — ← Mova's choice · ✓ the right answer · score 5
Why: It took the question to ask what happens next. It chose option 4 with score 5, against 2 for the next best. Its support: lesson 505, line 3: «Some step-siblings are hard work. In Dublin, Amelia's stepbrother tells her, «You're not my real sister, ye sap.» It hurts. He may be upset about the new famil…», reached through a sentence linked to the one the question matched. What matched: the same action «deserve» (+2); the same thing acted on «respect» (+2); the same doer «everyone» (+1). · the question and its options parsed, with trees and pragmatics
Test 4 · ★★★ · right ✓
«Trey ignores Malachi at school so he must hate him». What's a fairer view?
- 1. Malachi should start ignoring everyone — no support
- 2. Trey doesn't know Malachi goes there — no support
- 3. School and home can be different worlds — ← Mova's choice · ✓ the right answer · score 6
- 4. Trey definitely hates him and always will — no support
Why: It took the question to ask what it is done to. It chose option 3 with score 6, the only option with support. Its support: lesson 505, line 3: «Some step-siblings are hard work. In Dublin, Amelia's stepbrother tells her, «You're not my real sister, ye sap.» It hurts. He may be upset about the new famil…», reached through the same lesson line as the sentence the question matched. What matched: the same doer «school» (+3); the same light verb (be, have, do, get, go) (+2); it fills the role the question asks for (+1). · the question and its options parsed, with trees and pragmatics
Test 5 · ★★★ · right ✓
In a fairy tale the stepsisters are always cruel. What does Mila's skateboarding show?
- 1. Only real sisters are kind — no support
- 2. Fairy tales are always true to life — no support
- 3. Step-siblings can become close — ← Mova's choice · ✓ the right answer · score 12
- 4. Stepsisters must be mean — no support
Why: It took the question to ask what it is done to. It chose option 3 with score 12, the only option with support. Its support: lesson 505, line 2: «Step-siblings start out as strangers who suddenly share a home. In Manchester, Lucas, 9, moves in with Mum, his stepdad and stepbrother Jaylon, 11. «This was m…», reached through the same lesson line as the sentence the question matched. What matched: the same action «become» (+7); the same doer «step siblings» (+3); the same property (+2). · the question and its options parsed, with trees and pragmatics
Test 6 · ★★★ · right ✓
«Darnell's never met his half-bro so he's not really his brother». What's true?
- 1. FaceTime friends can't be family under any rule — no support
- 2. Half-brothers in different states aren't related — no support
- 3. You only count as brothers if you've met in person — no support
- 4. Half-siblings can start online and might meet one day — ← Mova's choice · ✓ the right answer · score 8
Why: It took the question to ask which statement is true. It chose option 4 with score 8, the only option with support. Its support: lesson 505, line 4: «Half-siblings can be close or barely know each other. In Leeds, Jake-Lee's mum has a baby with her new partner. People say «half-sister». Jake-Lee says, «She's…», reached through the same lesson line as the sentence the question matched. What matched: the same property (+4); the same action «meet» (+2); the same doer «half siblings» (+2). · the question and its options parsed, with trees and pragmatics
Test 7 · ★★★ · wrong ✗
★★★ Theo-Jack's mum married Rob, who has 2 daughters. Mum and Rob then had a baby boy. Who is the baby to Rob's daughters?
- 1. Their stepbrother — no support
- 2. Their half-brother — ✓ the right answer · no support
- 3. Their cousin — ← Mova's choice · score -1
- 4. Not related to them at all — no support
Why: It took the question to ask what it is done to. It chose option 3 with score -1, the only option with support. Its support: lesson 470, line 1: «Connor's friend Ollie only messages when he needs something: help with maths homework, a lend of a charger, Connor's spare ticket to the match. When Connor inv…», reached through the same lesson line as the sentence the question matched. What matched: it fills the role the question asks for (+1). Against it: a different doer (counts against) (-2). The right option, 2, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics
Test 8 · ★★★ · wrong ✗
★★★ Lucas's mum married Jaylon's dad. Which statement is true?
- 1. Lucas and Jaylon share no parent — ✓ the right answer · no support
- 2. Jaylon is Lucas's half-brother — ← Mova's choice · score 5
- 3. Lucas and Jaylon share one parent — no support
- 4. Lucas and Jaylon share two parents — no support
Why: It took the question to ask who or what does it. It chose option 2 with score 5, the only option with support. Its support: lesson 505, line 3: «Some step-siblings are hard work. In Dublin, Amelia's stepbrother tells her, «You're not my real sister, ye sap.» It hurts. He may be upset about the new famil…», reached through the same lesson line as the sentence the question matched. What matched: it fills the role the question asks for (+3); the same doer «stepbrother» (+2). The right option, 1, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics
Test 9 · ★★★ · right ✓
★★★ Ruby-Jean is 9 and her half-brother is 14. In how many years will he be twice her age?
- 1. Never; it already happened 4 years ago — ← Mova's choice · ✓ the right answer · no support
- 2. In 9 years — no support
- 3. In 5 years — no support
- 4. In 4 years — no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Test 10 · ★★★ · right ✓
★★★ Theo-Jack has 2 stepsisters, 1 half-brother and no full siblings. How many of these share at least one parent with him?
- 1. 1 — ← Mova's choice · ✓ the right answer · score 3
- 2. 0 — score 3
- 3. 2 — score 3
- 4. 3 — score 3
Why: It took the question to ask what it is done to. It chose option 1 with score 3, tied with another option at 3 (the first shown, or the one claiming less beyond what it knows, wins). Its support: lesson 59, line 1: «Some information is private and stays off the internet: your full name, home address, school, phone number, birthday, passwords and photos that show where you…», reached through the remembered sentence the question matched. What matched: the same circumstance (+3). · the question and its options parsed, with trees and pragmatics
Test 11 · ★★★ · right ✓
«Evie's a guest at her dad's, that's just how it is». What does the lesson say?
- 1. She should demand Delphine's room for herself — score 4
- 2. She should accept it and stop visiting Dad — score -1
- 3. She can tell Dad; a space of her own can help — ← Mova's choice · ✓ the right answer · score 5
- 4. Only the kid who lives there can have space — score 2
Why: It took the question to ask what it is done to. It chose option 3 with score 5, against 4 for the next best. Its support: lesson 505, line 3: «Some step-siblings are hard work. In Dublin, Amelia's stepbrother tells her, «You're not my real sister, ye sap.» It hurts. He may be upset about the new famil…», reached through the same lesson line as the sentence the question matched. What matched: the same action «tell» (+7). Against it: a different doer (counts against) (-2). · the question and its options parsed, with trees and pragmatics
Exam question 1 · formal language · wrong ✗
Which of the following statements most accurately characterises the relationship of half-siblings?
- 1. They share only a surname — ← Mova's choice · no support
- 2. They share no parent — no support
- 3. They share both parents — no support
- 4. They share precisely one parent — ✓ the right answer · no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Exam question 2 · formal language · right ✓
Identify the correct designation of the child of one's parent's spouse, where no parent is held in common.
- 1. A step-sibling — ← Mova's choice · ✓ the right answer · no support
- 2. A cousin — no support
- 3. A full sibling — no support
- 4. A half-sibling — no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Exam question 3 · formal language · wrong ✗
Select the response consistent with the established facts concerning the formation of relations between step-siblings.
- 1. Such relations require time and are assisted by a common interest — ✓ the right answer · no support
- 2. Such relations may be formed only where the children share a room — ← Mova's choice · score 4
- 3. Such relations are fixed upon the first meeting and cannot alter — no support
- 4. Such relations are invariably hostile, as related in fairy tales — no support
Why: It took the question to ask which statement is true. It chose option 2 with score 4, the only option with support. Its support: lesson 505, line 6: «A stepbrother or stepsister shares no parent with you; they are the child of your parent's partner.», reached through the option's own match among the sentences about the question's things. What matched: the same doer «stepbrother» (+3); the same action «share» (+2). Against it: a different thing acted on (counts against) (-1). The right option, 1, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics
Exam question 4 · formal language · wrong ✗
It is given that a child, upon visiting a parent's household, feels himself a mere guest. Ascertain the remedy proposed in the lesson.
- 1. To conceal the feeling from all members of the household — no support
- 2. To inform the parent, a space of one's own being of assistance — ✓ the right answer · no support
- 3. To discontinue all visits to the said household — ← Mova's choice · score 2
- 4. To occupy the room of the resident child forthwith — no support
Why: It took the question to ask which statement is true. It chose option 3 with score 2, the only option with support. Its support: lesson 467, line 10: «Don't let one unkind person make you quit something you enjoy.», reached through the option's own match among the sentences about the question's things. What matched: the same action «quit» (+2). The right option, 2, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics
This page in Markdown → https://md.mova.elamur.ai/free/en/school-run/everyday/505-half-and-step-siblings/