---
title: Ava says we breathe out only carbon dioxide and no oxygen. true? — Lungs, air and keeping fit · tree and pragmatics
description: Ava says we breathe out only carbon dioxide and no oxygen. true? Test 12 · ★ of lesson 93 «Lungs, air and keeping fit» of the world 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 12 · ★ · Lungs, air and keeping fit

<!-- .ven lang=en -->
Ava says we breathe out only carbon dioxide and no oxygen. true?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 3 · wrong ✗ · **Who acts:** Ava, we · **What happens:** say, breathe out · **To what, where:** carbon dioxide · **Speech:** someone speaks here

<!-- .vabout -->
This is test 12 · ★ of lesson 93 «Lungs, air and keeping fit» of the world 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/world/93-lungs-air-keeping-fit/#t12).

## The question {#question}

```conllu
# sent_id = question:world:93-lungs-air-keeping-fit:t12:1
# text = Ava says we breathe out only carbon dioxide and no oxygen. true?
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	we	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	4	nsubj	_	_
4	breathe	breathe	VERB	VBP	Mood=Ind|Number=Plur|Person=1|Tense=Pres|VerbForm=Fin	2	ccomp	_	_
5	out	out	ADP	RP	_	4	compound:prt	_	_
6	only	only	ADV	RB	_	8	advmod	_	_
7	carbon	carbon	NOUN	NN	Number=Sing	8	compound	_	_
8	dioxide	dioxide	NOUN	NN	Number=Sing	4	obj	_	_
9	and	and	CCONJ	CC	_	11	cc	_	_
10	no	no	DET	DT	PronType=Neg	11	det	_	_
11	oxygen	oxygen	NOUN	NN	Number=Sing	8	conj	_	SpaceAfter=No
12	.	.	PUNCT	.	_	13	punct	_	_
13	true	true	ADJ	JJ	Degree=Pos	2	parataxis	_	SpaceAfter=No
14	?	?	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 clause=Topic |
| 2 | **breathe out** | present | we | carbon dioxide and no oxygen |  |  |  |  | vn breathe-40.1.2-1 «NP V NP»: agent=Agent dioxide=Theme |

<!-- .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 -->
No, breathed-out air has more oxygen than air in

```conllu
# sent_id = question:world:93-lungs-air-keeping-fit:t12:o1:1
# text = No, breathed-out air has more oxygen than air in
1	No	no	INTJ	UH	Polarity=Neg	3	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	breathed	breathe	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	6	amod	_	SpaceAfter=No
4	-	-	PUNCT	HYPH	_	5	punct	_	SpaceAfter=No
5	out	out	ADP	RP	_	3	compound:prt	_	_
6	air	air	NOUN	NN	Number=Sing	7	nsubj	_	_
7	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
8	more	more	ADJ	JJR	Degree=Cmp	9	amod	_	_
9	oxygen	oxygen	NOUN	NN	Number=Sing	7	obj	_	_
10	than	than	ADP	IN	_	11	case	_	_
11	air	air	NOUN	NN	Number=Sing	9	nmod	_	_
12	in	in	ADP	IN	_	7	compound:prt	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **breathe out** | participle |  |  |  |  |  |  | vn breathe-40.1.2-1 «NP V»: agent=Agent |
| 2 | **have in** | present | breathed air | more oxygen |  |  |  | than air | vn birth-28.2-1 «NP V NP»: agent=Agent oxygen=Patient |

### Option 2 {#o2}

<!-- .ven lang=en -->
Yes, all the oxygen stays in the body

```conllu
# sent_id = question:world:93-lungs-air-keeping-fit:t12:o2:1
# text = Yes, all the oxygen stays in the body
1	Yes	yes	INTJ	UH	Polarity=Pos	6	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	all	all	DET	PDT	PronType=Tot	5	det:predet	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	oxygen	oxygen	NOUN	NN	Number=Sing	6	nsubj	_	_
6	stays	stay	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
7	in	in	ADP	IN	_	9	case	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	body	body	NOUN	NN	Number=Sing	6	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **stay** | present | all oxygen |  |  | the body |  |  | vn exist-47.1 «NP V PP.location»: agent=Theme in body=Location |

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

<!-- .ven lang=en -->
No, breathed-out air has less oxygen and more carbon dioxide

```conllu
# sent_id = question:world:93-lungs-air-keeping-fit:t12:o3:1
# text = No, breathed-out air has less oxygen and more carbon dioxide
1	No	no	INTJ	UH	Polarity=Neg	3	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	breathed	breathe	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	6	amod	_	SpaceAfter=No
4	-	-	PUNCT	HYPH	_	5	punct	_	SpaceAfter=No
5	out	out	ADP	RP	_	3	compound:prt	_	_
6	air	air	NOUN	NN	Number=Sing	7	nsubj	_	_
7	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
8	less	less	ADJ	JJR	Degree=Cmp	9	amod	_	_
9	oxygen	oxygen	NOUN	NN	Number=Sing	7	obj	_	_
10	and	and	CCONJ	CC	_	13	cc	_	_
11	more	more	ADJ	JJR	Degree=Cmp	13	amod	_	_
12	carbon	carbon	NOUN	NN	Number=Sing	13	compound	_	_
13	dioxide	dioxide	NOUN	NN	Number=Sing	9	conj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **breathe out** | participle |  |  |  |  |  |  | vn breathe-40.1.2-1 «NP V»: agent=Agent |
| 2 | **have** | present | breathed air | less oxygen and more carbon dioxide |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent oxygen=Patient |

### Option 4 {#o4}

<!-- .ven lang=en -->
Yes, breathed-out air is pure carbon dioxide

```conllu
# sent_id = question:world:93-lungs-air-keeping-fit:t12:o4:1
# text = Yes, breathed-out air is pure carbon dioxide
1	Yes	yes	INTJ	UH	Polarity=Pos	10	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	breathed	breathe	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	6	amod	_	SpaceAfter=No
4	-	-	PUNCT	HYPH	_	5	punct	_	SpaceAfter=No
5	out	out	NOUN	NN	Number=Sing	3	compound	_	_
6	air	air	NOUN	NN	Number=Sing	10	nsubj	_	_
7	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	cop	_	_
8	pure	pure	ADJ	JJ	Degree=Pos	10	amod	_	_
9	carbon	carbon	NOUN	NN	Number=Sing	10	compound	_	_
10	dioxide	dioxide	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **breathe** | participle |  |  |  |  |  |  | vn breathe-40.1.2-1 «NP V»: agent=Agent |
| 2 | **is a** | present | breathed air | pure carbon dioxide |  |  |  |  | tree rules |

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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: [Lungs, air and keeping fit, test 11](https://md.mova.elamur.ai/free/en/corpora/questions/world/93-lungs-air-keeping-fit/t11/)
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