---
title: why's a polar bear got so much fat — Habitats and adaptations · tree and pragmatics
description: why's a polar bear got so much fat Test 10 · ★★ of lesson 27 «Habitats and adaptations» 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 right.
---

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# Test 10 · ★★ · Habitats and adaptations

<!-- .ven lang=en -->
why's a polar bear got so much fat

<!-- .vintro -->
**Mova's choice:** option 4 · **The right answer:** option 4 · right ✓ · **Who acts:** polar bear · **What happens:** be

<!-- .vabout -->
This is test 10 · ★★ of lesson 27 «Habitats and adaptations» 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/27-habitats-and-adaptations/#t10).

## The question {#question}

```conllu
# sent_id = question:world:27-habitats-and-adaptations:t10:1
# text = why's a polar bear got so much fat
1	why	why	ADV	WRB	PronType=Int	6	advmod	_	SpaceAfter=No
2	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
4	polar	polar	ADJ	JJ	Degree=Pos	5	amod	_	_
5	bear	bear	NOUN	NN	Number=Sing	6	nsubj	_	_
6	got	get	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
7	so	so	ADV	RB	_	8	advmod	_	_
8	much	much	ADJ	JJ	Degree=Pos	9	amod	_	_
9	fat	fat	NOUN	NN	Number=Sing	6	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | a polar bear |  |  |  |  | get *property* | 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 {#o1}

<!-- .ven lang=en -->
To make it run faster

```conllu
# sent_id = question:world:27-habitats-and-adaptations:t10:o1:1
# text = To make it run faster
1	To	to	PART	TO	_	2	mark	_	_
2	make	make	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	obj	_	_
4	run	run	VERB	VB	VerbForm=Inf	2	xcomp	_	_
5	faster	fast	ADV	RBR	Degree=Cmp	4	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | to-infinitive |  | it |  |  |  |  | tree rules |
| 2 | **run** | infinitive |  |  |  |  |  | fast *property* | vn run-51.3.2-2-1 «NP V»: agent=Theme |

### Option 2 {#o2}

<!-- .ven lang=en -->
To float better in hot seas

```conllu
# sent_id = question:world:27-habitats-and-adaptations:t10:o2:1
# text = To float better in hot seas
1	To	to	PART	TO	_	2	mark	_	_
2	float	float	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	better	well	ADV	RBR	Degree=Cmp	2	advmod	_	_
4	in	in	ADP	IN	_	6	case	_	_
5	hot	hot	ADJ	JJ	Degree=Pos	6	amod	_	_
6	seas	sea	NOUN	NNS	Number=Plur	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **float** | to-infinitive |  |  |  | hot seas |  | well *property* | vn run-51.3.2-2 «NP V PP.location»: agent=Theme in sea=Trajectory |

### Option 3 {#o3}

<!-- .ven lang=en -->
To store water for the summer

```conllu
# sent_id = question:world:27-habitats-and-adaptations:t10:o3:1
# text = To store water for the summer
1	To	to	PART	TO	_	2	mark	_	_
2	store	store	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	water	water	NOUN	NN	Number=Sing	2	obj	_	_
4	for	for	ADP	IN	_	6	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	summer	summer	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **store** | to-infinitive |  | water |  |  | summer |  | vn keep-15.2 «NP V NP»: agent=Agent water=Theme |

### Option 4 · ← Mova's choice · ✓ the right answer {#o4}

<!-- .ven lang=en -->
To keep warm in the cold

```conllu
# sent_id = question:world:27-habitats-and-adaptations:t10:o4:1
# text = To keep warm in the cold
1	To	to	PART	TO	_	2	mark	_	_
2	keep	keep	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	warm	warm	ADJ	JJ	Degree=Pos	2	xcomp	_	_
4	in	in	ADP	IN	_	6	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	cold	cold	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **keep** | to-infinitive |  |  |  | the cold |  | warm *property* | vn keep-15.2 «NP V NP PP.location»: agent=Agent in cold=Location |

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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: [Habitats and adaptations, test 9](https://md.mova.elamur.ai/free/en/corpora/questions/world/27-habitats-and-adaptations/t9/)
- next →: [Habitats and adaptations, test 11](https://md.mova.elamur.ai/free/en/corpora/questions/world/27-habitats-and-adaptations/t11/)
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