---
title: Which car makes nothing but water from its exhaust? — Electric cars and charging · tree and pragmatics
description: Which car makes nothing but water from its exhaust? Test 6 · ★★★ of lesson 19 «Electric cars and charging» 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 6 · ★★★ · Electric cars and charging

<!-- .ven lang=en -->
Which car makes nothing but water from its exhaust?

<!-- .vintro -->
**Mova's choice:** option 2 · **The right answer:** option 4 · wrong ✗ · **Who acts:** car · **What happens:** make · **To what, where:** nothing, exhaust

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This is test 6 · ★★★ of lesson 19 «Electric cars and charging» 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/19-electric-cars-and-charging/#t6).

## The question {#question}

```conllu
# sent_id = question:technology:19-electric-cars-and-charging:t6:1
# text = Which car makes nothing but water from its exhaust?
1	Which	which	DET	WDT	PronType=Int	2	det	_	_
2	car	car	NOUN	NN	Number=Sing	3	nsubj	_	_
3	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	nothing	nothing	PRON	NN	Number=Sing|PronType=Neg	3	obj	_	_
5	but	but	CCONJ	CC	_	6	cc	_	_
6	water	water	NOUN	NN	Number=Sing	4	conj	_	_
7	from	from	ADP	IN	_	9	case	_	_
8	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	9	nmod:poss	_	_
9	exhaust	exhaust	NOUN	NN	Number=Sing	3	obl	_	SpaceAfter=No
10	?	?	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | which car | nothing |  | car's exhaust |  |  | vn build-26.1-1 «NP.asset V PP»: agent=Asset nothing=Product from exhaust=Material |

<!-- .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 {#o1}

<!-- .ven lang=en -->
An old steam train

```conllu
# sent_id = question:technology:19-electric-cars-and-charging:t6:o1:1
# text = An old steam train
1	An	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
2	old	old	ADJ	JJ	Degree=Pos	4	amod	_	_
3	steam	steam	NOUN	NN	Number=Sing	4	compound	_	_
4	train	train	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 2 · ← Mova's choice {#o2}

<!-- .ven lang=en -->
A brand-new diesel car

```conllu
# sent_id = question:technology:19-electric-cars-and-charging:t6:o2:1
# text = A brand-new diesel car
1	A	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
2	brand	brand	NOUN	NN	Number=Sing	4	compound	_	SpaceAfter=No
3	-	-	PUNCT	HYPH	_	2	punct	_	SpaceAfter=No
4	new	new	ADJ	JJ	Degree=Pos	6	amod	_	_
5	diesel	diesel	NOUN	NN	Number=Sing	6	compound	_	_
6	car	car	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 3 {#o3}

<!-- .ven lang=en -->
A small petrol car

```conllu
# sent_id = question:technology:19-electric-cars-and-charging:t6:o3:1
# text = A small petrol car
1	A	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
2	small	small	ADJ	JJ	Degree=Pos	4	amod	_	_
3	petrol	petrol	NOUN	NN	Number=Sing	4	compound	_	_
4	car	car	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 4 · ✓ the right answer {#o4}

<!-- .ven lang=en -->
A hydrogen fuel cell car

```conllu
# sent_id = question:technology:19-electric-cars-and-charging:t6:o4:1
# text = A hydrogen fuel cell car
1	A	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
2	hydrogen	hydrogen	NOUN	NN	Number=Sing	3	compound	_	_
3	fuel	fuel	NOUN	NN	Number=Sing	4	compound	_	_
4	cell	cell	NOUN	NN	Number=Sing	5	compound	_	_
5	car	car	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

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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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