---
title: Ava says all acids are dangerous and you should never eat one. What'… — Acids in the kitchen · tree and pragmatics
description: Ava says all acids are dangerous and you should never eat one. What's true? Test 7 of lesson 15 «Acids in the kitchen» of the chemistry 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 7 · Acids in the kitchen

<!-- .ven lang=en -->
Ava says all acids are dangerous and you should never eat one. What's true?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 2 · wrong ✗ · **Who acts:** Ava, acids, you · **What happens:** say, be, not eat · **To what, where:** one · **Speech:** someone speaks here

<!-- .vabout -->
This is test 7 of lesson 15 «Acids in the kitchen» of the chemistry 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/chemistry/15-acids-in-the-kitchen/#t7).

## The question {#question}

<!-- .note -->
*Sentence 1:* Ava says all acids are dangerous and you should never eat one.

```conllu
# sent_id = question:chemistry:15-acids-in-the-kitchen:t7:1
# text = Ava says all acids are dangerous and you should never eat one.
1	Ava	Ava	PROPN	NNP	Number=Sing	2	nsubj	_	_
2	says	say	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	all	all	DET	DT	PronType=Tot	4	det	_	_
4	acids	acid	NOUN	NNS	Number=Plur	6	nsubj	_	_
5	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
6	dangerous	dangerous	ADJ	JJ	Degree=Pos	2	ccomp	_	_
7	and	and	CCONJ	CC	_	11	cc	_	_
8	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	11	nsubj	_	_
9	should	should	AUX	MD	VerbForm=Fin	11	aux	_	_
10	never	never	ADV	RB	PronType=Neg	11	advmod	_	_
11	eat	eat	VERB	VB	VerbForm=Inf	2	conj	_	_
12	one	one	NUM	CD	NumForm=Word|NumType=Card	11	obj	_	SpaceAfter=No
13	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **say** *speech: assert* | present | Ava |  |  |  |  |  | vn say-37.7-1-1 «NP V that S»: agent=Agent |
| 2 | **is** | present | all acids |  |  |  |  | dangerous *property* | tree rules |
| 3 | **not** **eat** | should | you | one |  |  |  |  | vn eat-39.1-1 «NP V NP»: agent=Agent one=Patient |

<!-- .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.

<!-- .note -->
*Sentence 2:* What's true?

```conllu
# sent_id = question:chemistry:15-acids-in-the-kitchen:t7:2
# text = What's true?
1	What	what	PRON	WP	PronType=Int	3	nsubj	_	SpaceAfter=No
2	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	true	true	ADJ	JJ	Degree=Pos	0	root	_	SpaceAfter=No
4	?	?	PUNCT	.	_	3	punct	_	_
```

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

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
She is right, all acids burn the skin

```conllu
# sent_id = question:chemistry:15-acids-in-the-kitchen:t7:o1:1
# text = She is right, all acids burn the skin
1	She	she	PRON	PRP	Case=Nom|Gender=Fem|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	right	right	ADJ	JJ	Degree=Pos	0	root	_	SpaceAfter=No
4	,	,	PUNCT	,	_	7	punct	_	_
5	all	all	DET	DT	PronType=Tot	6	det	_	_
6	acids	acid	NOUN	NNS	Number=Plur	7	nsubj	_	_
7	burn	burn	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	advcl	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	skin	skin	NOUN	NN	Number=Sing	7	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | She |  |  |  |  | right *property* | tree rules |
| 2 | **burn** | present | all acids | the skin |  |  |  |  | vn light\_emission-43.1 «NP V NP.theme»: agent=Agent skin=Theme |

### Option 2 · ✓ the right answer {#o2}

<!-- .ven lang=en -->
Many foods contain weak acids that are safe

```conllu
# sent_id = question:chemistry:15-acids-in-the-kitchen:t7:o2:1
# text = Many foods contain weak acids that are safe
1	Many	many	ADJ	JJ	Degree=Pos	2	amod	_	_
2	foods	food	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	contain	contain	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	weak	weak	ADJ	JJ	Degree=Pos	5	amod	_	_
5	acids	acid	NOUN	NNS	Number=Plur	3	obj	_	_
6	that	that	PRON	WDT	PronType=Rel	8	nsubj	_	_
7	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	8	cop	_	_
8	safe	safe	ADJ	JJ	Degree=Pos	5	acl:relcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **contain** | present | Many foods | weak acids |  |  |  |  | vn comprise-107.2-2 «NP V NP»: agent=Pivot acid=Theme |
| 2 | **is** | present | weak acids |  |  |  |  | safe *property* | tree rules |

### Option 3 {#o3}

<!-- .ven lang=en -->
Only the acids in sweets are safe to eat

```conllu
# sent_id = question:chemistry:15-acids-in-the-kitchen:t7:o3:1
# text = Only the acids in sweets are safe to eat
1	Only	only	ADV	RB	_	3	advmod	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	acids	acid	NOUN	NNS	Number=Plur	7	nsubj	_	_
4	in	in	ADP	IN	_	5	case	_	_
5	sweets	sweet	NOUN	NNS	Number=Plur	3	nmod	_	_
6	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
7	safe	safe	ADJ	JJ	Degree=Pos	0	root	_	_
8	to	to	PART	TO	_	9	mark	_	_
9	eat	eat	VERB	VB	VerbForm=Inf	7	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | the acids in sweets |  |  |  |  | safe *property* | tree rules |
| 2 | **eat** | to-infinitive | the acids in sweets *not said here* |  |  |  |  |  | vn eat-39.1-1 «NP V»: agent=Agent |

### Option 4 {#o4}

<!-- .ven lang=en -->
Acids are found only in factories

```conllu
# sent_id = question:chemistry:15-acids-in-the-kitchen:t7:o4:1
# text = Acids are found only in factories
1	Acids	acid	NOUN	NNS	Number=Plur	3	nsubj:pass	_	_
2	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	aux:pass	_	_
3	found	find	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
4	only	only	ADV	RB	_	6	advmod	_	_
5	in	in	ADP	IN	_	6	case	_	_
6	factories	factory	NOUN	NNS	Number=Plur	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **find** | present · passive |  | Acids |  | factories |  |  | vn discover-84 «NP V NP»: subject=Topic |

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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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