---
title: Which is true about a car engine? — Inside a car: engine, gears and the da… · tree and pragmatics
description: Which is true about a car engine? Test 9 of lesson 17 «Inside a car: engine, gears and the dashboard» of the technology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

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# Test 9 · Inside a car: engine, gears and the dashboard

<!-- .ven lang=en -->
Which is true about a car engine?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 3 · wrong ✗ · **What happens:** be

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This is test 9 of lesson 17 «Inside a car: engine, gears and the dashboard» of the technology course of Mova's primary school. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: [the test at school](https://md.mova.elamur.ai/free/en/school-run/technology/17-inside-a-car/#t9).

## The question {#question}

```conllu
# sent_id = question:technology:17-inside-a-car:t9:1
# text = Which is true about a car engine?
1	Which	which	PRON	WDT	PronType=Rel	3	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	true	true	ADJ	JJ	Degree=Pos	0	root	_	_
4	about	about	ADP	IN	_	7	case	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
6	car	car	NOUN	NN	Number=Sing	7	compound	_	_
7	engine	engine	NOUN	NN	Number=Sing	3	obl	_	SpaceAfter=No
8	?	?	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present |  |  |  |  |  | about a car engine; true *property* | tree rules |

<!-- .note -->
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
It runs on water from the windscreen washer bottle

```conllu
# sent_id = question:technology:17-inside-a-car:t9:o1:1
# text = It runs on water from the windscreen washer bottle
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	runs	run	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	on	on	ADP	IN	_	4	case	_	_
4	water	water	NOUN	NN	Number=Sing	2	obl	_	_
5	from	from	ADP	IN	_	9	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
7	windscreen	windscreen	NOUN	NN	Number=Sing	8	compound	_	_
8	washer	washer	NOUN	NN	Number=Sing	9	compound	_	_
9	bottle	bottle	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **run** | present | It |  |  | water |  | from the washer bottle | vn run-51.3.2-2-1 «NP V PP.location»: agent=Theme on water=Trajectory |

### Option 2 {#o2}

<!-- .ven lang=en -->
It is cold inside while running

```conllu
# sent_id = question:technology:17-inside-a-car:t9:o2:1
# text = It is cold inside while running
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	cold	cold	ADJ	JJ	Degree=Pos	0	root	_	_
4	inside	inside	ADV	RB	_	3	advmod	_	_
5	while	while	SCONJ	IN	_	6	mark	_	_
6	running	run	VERB	VBG	Tense=Pres|VerbForm=Part	3	advcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | It |  |  |  |  | cold, inside *property* | tree rules |
| 2 | **run** | gerund |  |  |  |  |  |  | vn run-51.3.2-2-1 «NP V»: agent=Theme |

### Option 3 · ✓ the right answer {#o3}

<!-- .ven lang=en -->
Many small explosions happen inside it every second

```conllu
# sent_id = question:technology:17-inside-a-car:t9:o3:1
# text = Many small explosions happen inside it every second
1	Many	many	ADJ	JJ	Degree=Pos	3	amod	_	_
2	small	small	ADJ	JJ	Degree=Pos	3	amod	_	_
3	explosions	explosion	NOUN	NNS	Number=Plur	4	nsubj	_	_
4	happen	happen	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	inside	inside	ADP	IN	_	6	case	_	_
6	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	4	obl	_	_
7	every	every	DET	DT	PronType=Tot	8	det	_	_
8	second	second	NOUN	NN	Number=Sing	4	obl:unmarked	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **happen** | present | Many small explosions |  |  | it | second |  | vn occur-48.3-1 «NP V PP»: agent=Theme inside it=Location |

### Option 4 {#o4}

<!-- .ven lang=en -->
It only works when it rains

```conllu
# sent_id = question:technology:17-inside-a-car:t9:o4:1
# text = It only works when it rains
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	_
2	only	only	ADV	RB	_	3	advmod	_	_
3	works	work	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	when	when	SCONJ	WRB	_	6	mark	_	_
5	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	6	nsubj	_	_
6	rains	rain	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	advcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **work** | present | It |  |  |  |  |  | vn employment-95.3 «NP V»: agent=Agent |
| 2 | **rain** | present | it |  |  |  |  |  | vn weather-57 «It V PP.theme» |

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**Text:** the tests of Mova's primary school, written for Mova (`world/data/school/`), as the course runner gave them to the student. **Trees:** Mova's own parse — the `en` model on the CPU, when the site is built — not checked by a teacher; they may be wrong. **Frames:** Mova's frames reader (`prag`), each text read on its own. Elamur Cosmic License.

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- ← previous: [Inside a car: engine, gears and the da…, test 8](https://md.mova.elamur.ai/free/en/corpora/questions/technology/17-inside-a-car/t8/)
- next →: [Inside a car: engine, gears and the da…, test 10](https://md.mova.elamur.ai/free/en/corpora/questions/technology/17-inside-a-car/t10/)
- ↑ back to [Inside a car: engine, gears and the dashboard](https://md.mova.elamur.ai/free/en/corpora/questions/technology/17-inside-a-car/)