---
title: lol ostriches bury their heads in sand when scared. everyone knows t… — Birds of every kind: penguins, ostrich… · tree and pragmatics
description: lol ostriches bury their heads in sand when scared. everyone knows that Test 1 · ★★ of lesson 35 «Birds of every kind: penguins, ostriches, parrots, hummingbirds, songbirds, crows» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each opt
---

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# Test 1 · ★★ · Birds of every kind: penguins, ostriches, parrots, humming…

<!-- .ven lang=en -->
lol ostriches bury their heads in sand when scared. everyone knows that

<!-- .vintro -->
**Mova's choice:** option 3 · **The right answer:** option 3 · right ✓ · **Who acts:** ostriches, everyone · **What happens:** bury, know · **To what, where:** heads, sand, that

<!-- .vabout -->
This is test 1 · ★★ of lesson 35 «Birds of every kind: penguins, ostriches, parrots, hummingbirds, songbirds, crows» of the biology 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/biology/35-birds-of-every-kind/#t1).

## The question {#question}

```conllu
# sent_id = question:biology:35-birds-of-every-kind:t1:1
# text = lol ostriches bury their heads in sand when scared. everyone knows that
1	lol	lol	INTJ	UH	_	3	discourse	_	_
2	ostriches	ostrich	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	bury	bury	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	5	nmod:poss	_	_
5	heads	head	NOUN	NNS	Number=Plur	3	obj	_	_
6	in	in	ADP	IN	_	7	case	_	_
7	sand	sand	NOUN	NN	Number=Sing	3	obl	_	_
8	when	when	SCONJ	WRB	_	9	mark	_	_
9	scared	scared	ADJ	JJ	Degree=Pos	3	advcl	_	SpaceAfter=No
10	.	.	PUNCT	.	_	3	punct	_	_
11	everyone	everyone	PRON	NN	Number=Sing|PronType=Tot	12	nsubj	_	_
12	knows	know	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	parataxis	_	_
13	that	that	PRON	DT	Number=Sing|PronType=Dem	12	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **bury** | present | ostriches | ostriches's heads |  | sand |  |  | vn put-9.1-1 «NP V NP PP.destination»: agent=Agent head=Theme in sand=Destination |
| 2 | **know** | present | everyone | that |  |  |  |  | vn comprehend-87.2-1-1-1 «NP V NP PP.attribute»: agent=Experiencer that=Stimulus |

<!-- .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 -->
True, but only the males

```conllu
# sent_id = question:biology:35-birds-of-every-kind:t1:o1:1
# text = True, but only the males
1	True	true	ADJ	JJ	Degree=Pos	6	amod	_	SpaceAfter=No
2	,	,	PUNCT	,	_	6	punct	_	_
3	but	but	CCONJ	CC	_	6	cc	_	_
4	only	only	ADV	RB	_	6	advmod	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	males	male	NOUN	NNS	Number=Plur	0	root	_	_
```

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

### Option 2 {#o2}

<!-- .ven lang=en -->
True, they breathe through the sand

```conllu
# sent_id = question:biology:35-birds-of-every-kind:t1:o2:1
# text = True, they breathe through the sand
1	True	true	ADJ	JJ	Degree=Pos	4	advcl	_	SpaceAfter=No
2	,	,	PUNCT	,	_	4	punct	_	_
3	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	4	nsubj	_	_
4	breathe	breathe	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	through	through	ADP	IN	_	7	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	sand	sand	NOUN	NN	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **breathe** | present | they |  |  | the sand |  |  | vn breathe-40.1.2-1 «NP V»: agent=Agent |

### Option 3 · ← Mova's choice · ✓ the right answer {#o3}

<!-- .ven lang=en -->
Myth: they lie flat with necks on the ground or turn their eggs

```conllu
# sent_id = question:biology:35-birds-of-every-kind:t1:o3:1
# text = Myth: they lie flat with necks on the ground or turn their eggs
1	Myth	myth	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
2	:	:	PUNCT	:	_	4	punct	_	_
3	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	4	nsubj	_	_
4	lie	lie	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	1	parataxis	_	_
5	flat	flat	ADV	RB	_	4	advmod	_	_
6	with	with	ADP	IN	_	7	case	_	_
7	necks	neck	NOUN	NNS	Number=Plur	4	obl	_	_
8	on	on	ADP	IN	_	10	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	ground	ground	NOUN	NN	Number=Sing	7	nmod	_	_
11	or	or	CCONJ	CC	_	12	cc	_	_
12	turn	turn	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	conj	_	_
13	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	14	nmod:poss	_	_
14	eggs	egg	NOUN	NNS	Number=Plur	12	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **lie** | present | they |  |  |  |  | with necks on the ground; flat *property* | vn assuming\_position-50 «NP V»: agent=Agent |
| 2 | **turn** | present | they *not said here* | necks's eggs |  |  |  |  | vn roll-51.3.1 «NP V NP.theme»: agent=Agent egg=Theme |

### Option 4 {#o4}

<!-- .ven lang=en -->
True, they hide their heads in the sand till the danger goes away

```conllu
# sent_id = question:biology:35-birds-of-every-kind:t1:o4:1
# text = True, they hide their heads in the sand till the danger goes away
1	True	true	ADJ	JJ	Degree=Pos	4	advcl	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	4	nsubj	_	_
4	hide	hide	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	6	nmod:poss	_	_
6	heads	head	NOUN	NNS	Number=Plur	4	obj	_	_
7	in	in	ADP	IN	_	9	case	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	sand	sand	NOUN	NN	Number=Sing	4	obl	_	_
10	till	till	SCONJ	IN	_	13	mark	_	_
11	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
12	danger	danger	NOUN	NN	Number=Sing	13	nsubj	_	_
13	goes	go	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	advcl	_	_
14	away	away	ADV	RB	_	13	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **hide** | present | they | their heads |  | the sand |  |  | vn concealment-16-1 «NP V NP PP.location»: agent=Agent head=Patient in sand=Location |
| 2 | **go away** | present | the danger |  |  |  |  | away *property* | vn disappearance-48.2-1 «NP V»: agent=Theme |

<!-- 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 -->

<!-- pn -->
- ← previous: [Birds of prey and owls, exam 4](https://md.mova.elamur.ai/free/en/corpora/questions/biology/34-birds-of-prey-and-owls/e4/)
- next →: [Birds of every kind: penguins, ostrich…, test 2](https://md.mova.elamur.ai/free/en/corpora/questions/biology/35-birds-of-every-kind/t2/)
- ↑ back to [Birds of every kind: penguins, ostriches, parrots, hummingbirds, songbirds, crows](https://md.mova.elamur.ai/free/en/corpora/questions/biology/35-birds-of-every-kind/)