---
title: «why's a snake shivering, it's cold-blooded innit» What is the best… — Big snakes: pythons, boas and anaconda… · tree and pragmatics
description: «why's a snake shivering, it's cold-blooded innit» What is the best answer? Test 11 · ★ of lesson 321 «Big snakes: pythons, boas and anacondas, and how big they really get» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mov
---

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# Test 11 · ★ · Big snakes: pythons, boas and anacondas, and how big they…

<!-- .ven lang=en -->
«why's a snake shivering, it's cold-blooded innit» What is the best answer?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 4 · wrong ✗ · **Who acts:** it, best answer · **What happens:** be · **To what, where:** snake shivering, blooded innit

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This is test 11 · ★ of lesson 321 «Big snakes: pythons, boas and anacondas, and how big they really get» 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/321-big-snakes-pythons-boas-and-anacondas-and-how-big-they-really-get/#t11).

## The question {#question}

```conllu
# sent_id = question:biology:321-big-snakes-pythons-boas-and-anacondas-and-how-big-they-really-get:t11:1
# text = «why's a snake shivering, it's cold-blooded innit» What is the best answer?
1	«	«	PUNCT	``	_	6	punct	_	SpaceAfter=No
2	why	why	ADV	WRB	PronType=Int	6	advmod	_	SpaceAfter=No
3	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
5	snake	snake	NOUN	NN	Number=Sing	6	compound	_	_
6	shivering	shivering	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
7	,	,	PUNCT	,	_	13	punct	_	_
8	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	13	nsubj	_	SpaceAfter=No
9	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	13	cop	_	_
10	cold	cold	ADJ	JJ	Degree=Pos	12	amod	_	SpaceAfter=No
11	-	-	PUNCT	HYPH	_	10	punct	_	SpaceAfter=No
12	blooded	blooded	ADJ	JJ	Degree=Pos	13	amod	_	_
13	innit	innit	NOUN	NN	Number=Sing	6	conj	_	SpaceAfter=No
14	»	»	PUNCT	''	_	13	punct	_	_
15	What	what	PRON	WP	PronType=Int	13	nmod	_	_
16	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	15	cop	_	_
17	the	the	DET	DT	Definite=Def|PronType=Art	19	det	_	_
18	best	good	ADJ	JJS	Degree=Sup	19	amod	_	_
19	answer	answer	NOUN	NN	Number=Sing	15	nsubj	_	SpaceAfter=No
20	?	?	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** *in a quote* | present |  | a snake shivering and blooded innit |  |  |  |  | tree rules |
| 2 | **is a** *in a quote* | present | it | blooded innit |  |  |  |  | tree rules |
| 3 | **is a** | present | the best answer | a snake shivering and blooded innit |  |  |  |  | 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 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
Snakes never move their muscles at all

```conllu
# sent_id = question:biology:321-big-snakes-pythons-boas-and-anacondas-and-how-big-they-really-get:t11:o1:1
# text = Snakes never move their muscles at all
1	Snakes	snake	NOUN	NNS	Number=Plur	3	nsubj	_	_
2	never	never	ADV	RB	PronType=Neg	3	advmod	_	_
3	move	move	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	muscles	muscle	NOUN	NNS	Number=Plur	3	obj	_	_
6	at	at	ADP	IN	_	7	case	_	_
7	all	all	DET	DT	PronType=Tot	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **move** | present | Snakes | Snakes's muscles |  | all |  |  | vn roll-51.3.1 «NP V NP.theme»: agent=Agent muscle=Theme |

### Option 2 {#o2}

<!-- .ven lang=en -->
It is scared of the eggs

```conllu
# sent_id = question:biology:321-big-snakes-pythons-boas-and-anacondas-and-how-big-they-really-get:t11:o2:1
# text = It is scared of the eggs
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|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	scared	scared	ADJ	JJ	Degree=Pos	0	root	_	_
4	of	of	ADP	IN	_	6	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	eggs	egg	NOUN	NNS	Number=Plur	3	obl	_	_
```

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

### Option 3 {#o3}

<!-- .ven lang=en -->
Snakes shiver only when they are ill

```conllu
# sent_id = question:biology:321-big-snakes-pythons-boas-and-anacondas-and-how-big-they-really-get:t11:o3:1
# text = Snakes shiver only when they are ill
1	Snakes	snake	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	shiver	shiver	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	only	only	ADV	RB	_	7	advmod	_	_
4	when	when	SCONJ	WRB	_	7	mark	_	_
5	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	7	nsubj	_	_
6	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
7	ill	ill	ADJ	JJ	Degree=Pos	2	advcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **shiver** | present | Snakes |  |  |  |  |  | vn body\_internal\_states-40.6 «NP V»: agent=Experiencer |
| 2 | **is** | present | Snakes *= snake* |  |  |  |  | ill *property* | tree rules |

### Option 4 · ✓ the right answer {#o4}

<!-- .ven lang=en -->
A python mother twitches her muscles to warm her eggs

```conllu
# sent_id = question:biology:321-big-snakes-pythons-boas-and-anacondas-and-how-big-they-really-get:t11:o4:1
# text = A python mother twitches her muscles to warm her eggs
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	python	python	NOUN	NN	Number=Sing	3	compound	_	_
3	mother	mother	NOUN	NN	Number=Sing	4	nsubj	_	_
4	twitches	twitch	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	her	her	PRON	PRP$	Case=Gen|Gender=Fem|Number=Sing|Person=3|Poss=Yes|PronType=Prs	6	nmod:poss	_	_
6	muscles	muscle	NOUN	NNS	Number=Plur	4	obj	_	_
7	to	to	PART	TO	_	8	mark	_	_
8	warm	warm	VERB	VB	VerbForm=Inf	4	advcl	_	_
9	her	her	PRON	PRP$	Case=Gen|Gender=Fem|Number=Sing|Person=3|Poss=Yes|PronType=Prs	10	nmod:poss	_	_
10	eggs	egg	NOUN	NNS	Number=Plur	8	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **twitch** | present | a python mother | mother's muscles |  |  |  |  | vn crane-40.3.2 «NP V NP»: agent=Agent muscle=Patient |
| 2 | **warm** | to-infinitive | a python mother *not said here* | mother's eggs |  |  |  |  | vn other\_cos-45.4 «NP V NP.patient»: agent=Agent egg=Patient |

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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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- next →: [Big snakes: pythons, boas and anaconda…, exam 1](https://md.mova.elamur.ai/free/en/corpora/questions/biology/321-big-snakes-pythons-boas-and-anacondas-and-how-big-they-really-get/e1/)
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