---
title: «why not just switch off every gas station tomorrow and use wind» Wh… — Wind, sun and other clean energy · tree and pragmatics
description: «why not just switch off every gas station tomorrow and use wind» What is the main problem? Test 10 · ★★ of lesson 33 «Wind, sun and other clean energy» 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 wr
---

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# Test 10 · ★★ · Wind, sun and other clean energy

<!-- .ven lang=en -->
«why not just switch off every gas station tomorrow and use wind» What is the main problem?

<!-- .vintro -->
**Mova's choice:** option 4 · **The right answer:** option 1 · wrong ✗ · **Who acts:** you · **What happens:** not switch off, use, be · **To what, where:** gas station, wind, main problem · **Speech:** someone speaks here

<!-- .vabout -->
This is test 10 · ★★ of lesson 33 «Wind, sun and other clean energy» 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/33-wind-sun-and-other-clean-energy/#t10).

## The question {#question}

```conllu
# sent_id = question:technology:33-wind-sun-and-other-clean-energy:t10:1
# text = «why not just switch off every gas station tomorrow and use wind» What is the main problem?
1	«	«	PUNCT	``	_	5	punct	_	SpaceAfter=No
2	why	why	ADV	WRB	PronType=Int	5	advmod	_	_
3	not	not	PART	RB	Polarity=Neg	5	advmod	_	_
4	just	just	ADV	RB	_	5	advmod	_	_
5	switch	switch	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
6	off	off	ADP	RP	_	5	compound:prt	_	_
7	every	every	DET	DT	PronType=Tot	9	det	_	_
8	gas	gas	NOUN	NN	Number=Sing	9	compound	_	_
9	station	station	NOUN	NN	Number=Sing	5	obj	_	_
10	tomorrow	tomorrow	NOUN	NN	Number=Sing	5	obl:unmarked	_	_
11	and	and	CCONJ	CC	_	12	cc	_	_
12	use	use	VERB	VB	Mood=Imp|VerbForm=Fin	5	conj	_	_
13	wind	wind	NOUN	NN	Number=Sing	12	obj	_	SpaceAfter=No
14	»	»	PUNCT	''	_	5	punct	_	_
15	What	what	PRON	WP	PronType=Int	19	obj	_	_
16	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	19	cop	_	_
17	the	the	DET	DT	Definite=Def|PronType=Art	19	det	_	_
18	main	main	ADJ	JJ	Degree=Pos	19	amod	_	_
19	problem	problem	NOUN	NN	Number=Sing	5	parataxis	_	SpaceAfter=No
20	?	?	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **switch off** *in a quote* | imperative | you *not said here* | every gas station |  |  | tomorrow |  | tree rules |
| 2 | **use** *in a quote* | infinitive | you *not said here* | wind |  |  |  |  | vn eat-39.1 «NP V NP»: agent=Agent wind=Patient |
| 3 | **is a** | present |  | the main problem |  |  |  |  | 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 · ✓ the right answer {#o1}

<!-- .ven lang=en -->
On calm nights there is little wind or sun, so we still need other sources and storage

<!-- fold The tree, 17 words -->
```conllu
# sent_id = question:technology:33-wind-sun-and-other-clean-energy:t10:o1:1
# text = On calm nights there is little wind or sun, so we still need other sources and storage
1	On	on	ADP	IN	_	3	case	_	_
2	calm	calm	ADJ	JJ	Degree=Pos	3	amod	_	_
3	nights	night	NOUN	NNS	Number=Plur	5	obl	_	_
4	there	there	PRON	EX	PronType=Dem	5	expl	_	_
5	is	be	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	little	little	ADJ	JJ	Degree=Pos	7	amod	_	_
7	wind	wind	NOUN	NN	Number=Sing	5	nsubj	_	_
8	or	or	CCONJ	CC	_	9	cc	_	_
9	sun	sun	NOUN	NN	Number=Sing	7	conj	_	SpaceAfter=No
10	,	,	PUNCT	,	_	14	punct	_	_
11	so	so	ADV	RB	_	14	advmod	_	_
12	we	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	14	nsubj	_	_
13	still	still	ADV	RB	_	14	advmod	_	_
14	need	need	VERB	VBP	Mood=Ind|Number=Plur|Person=1|Tense=Pres|VerbForm=Fin	5	conj	_	_
15	other	other	ADJ	JJ	Degree=Pos	16	amod	_	_
16	sources	source	NOUN	NNS	Number=Plur	14	obj	_	_
17	and	and	CCONJ	CC	_	18	cc	_	_
18	storage	storage	NOUN	NN	Number=Sing	16	conj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **does** | present | little wind or sun |  |  | there | night |  | vn exist-47.1 «NP V»: agent=Theme |
| 2 | **need** | present | we | other sources and storage |  |  | still |  | vn want-32.1-1-1 «NP V NP ADV»: agent=Pivot source=Theme |

### Option 2 {#o2}

<!-- .ven lang=en -->
The wind would run out after a week

```conllu
# sent_id = question:technology:33-wind-sun-and-other-clean-energy:t10:o2:1
# text = The wind would run out after a week
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	wind	wind	NOUN	NN	Number=Sing	4	nsubj	_	_
3	would	would	AUX	MD	VerbForm=Fin	4	aux	_	_
4	run	run	VERB	VB	VerbForm=Inf	0	root	_	_
5	out	out	ADP	RP	_	4	compound:prt	_	_
6	after	after	ADP	IN	_	8	case	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
8	week	week	NOUN	NN	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **run out** | would | the wind |  |  |  | week |  | vn run-51.3.2-2-1 «NP V»: agent=Theme |

### Option 3 {#o3}

<!-- .ven lang=en -->
Wind turbines are too quiet to work at night

```conllu
# sent_id = question:technology:33-wind-sun-and-other-clean-energy:t10:o3:1
# text = Wind turbines are too quiet to work at night
1	Wind	wind	NOUN	NN	Number=Sing	2	compound	_	_
2	turbines	turbine	NOUN	NNS	Number=Plur	5	nsubj	_	_
3	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
4	too	too	ADV	RB	_	5	advmod	_	_
5	quiet	quiet	ADJ	JJ	Degree=Pos	0	root	_	_
6	to	to	PART	TO	_	7	mark	_	_
7	work	work	VERB	VB	VerbForm=Inf	5	advcl	_	_
8	at	at	ADP	IN	_	9	case	_	_
9	night	night	NOUN	NN	Number=Sing	7	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Wind turbines |  |  |  |  | quiet *property* | tree rules |
| 2 | **work** | to-infinitive | Wind turbines *not said here* |  |  |  | night |  | vn employment-95.3 «NP V»: agent=Agent |

### Option 4 · ← Mova's choice {#o4}

<!-- .ven lang=en -->
Wind makes more pollution than gas

```conllu
# sent_id = question:technology:33-wind-sun-and-other-clean-energy:t10:o4:1
# text = Wind makes more pollution than gas
1	Wind	wind	NOUN	NN	Number=Sing	2	nsubj	_	_
2	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	more	more	ADJ	JJR	Degree=Cmp	4	amod	_	_
4	pollution	pollution	NOUN	NN	Number=Sing	2	obj	_	_
5	than	than	ADP	IN	_	6	case	_	_
6	gas	gas	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | Wind | more pollution |  |  |  | than gas | vn build-26.1-1 «NP.asset V NP»: agent=Asset pollution=Product |

<!-- div src -->

**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.

<!-- /div -->

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- ← previous: [Wind, sun and other clean energy, test 9](https://md.mova.elamur.ai/free/en/corpora/questions/technology/33-wind-sun-and-other-clean-energy/t9/)
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