---
title: why's the desert freezing at night when its boiling all day — Deserts, rainforests and grasslands · tree and pragmatics
description: why's the desert freezing at night when its boiling all day Test 10 · ★ of lesson 66 «Deserts, rainforests and grasslands» 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.
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/questions/world/66-deserts-rainforests-grasslands/t10/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [questions](https://md.mova.elamur.ai/free/en/corpora/questions/) / [World](https://md.mova.elamur.ai/free/en/corpora/questions/world/) / [Deserts, rainforests and grasslands](https://md.mova.elamur.ai/free/en/corpora/questions/world/66-deserts-rainforests-grasslands/) / t10

# Test 10 · ★ · Deserts, rainforests and grasslands

<!-- .ven lang=en -->
why's the desert freezing at night when its boiling all day

<!-- .vintro -->
**Mova's choice:** option 4 · **The right answer:** option 4 · right ✓ · **Who acts:** desert · **What happens:** freeze, boil

<!-- .vabout -->
This is test 10 · ★ of lesson 66 «Deserts, rainforests and grasslands» 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/66-deserts-rainforests-grasslands/#t10).

## The question {#question}

```conllu
# sent_id = question:world:66-deserts-rainforests-grasslands:t10:1
# text = why's the desert freezing at night when its boiling all day
1	why	why	ADV	WRB	PronType=Int	5	advmod	_	SpaceAfter=No
2	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	aux	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	desert	desert	NOUN	NN	Number=Sing	5	nsubj	_	_
5	freezing	freeze	VERB	VBG	Tense=Pres|VerbForm=Part	10	advcl	_	_
6	at	at	ADP	IN	_	7	case	_	_
7	night	night	NOUN	NN	Number=Sing	5	obl	_	_
8	when	when	ADV	WRB	PronType=Int	10	advmod	_	_
9	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	10	nsubj	_	_
10	boiling	boil	VERB	VBG	Tense=Pres|VerbForm=Part	0	root	_	_
11	all	all	DET	DT	PronType=Tot	12	det	_	_
12	day	day	NOUN	NN	Number=Sing	10	obl:unmarked	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **freeze** | present · progressive | the desert |  |  |  | night |  | vn other\_cos-45.4-1 «NP.patient V»: agent=Patient |
| 2 | **boil** | gerund | desert |  |  |  | day |  | vn cooking-45.3 «NP.patient V»: agent=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.

## The options {#options}

### Option 1 {#o1}

<!-- .ven lang=en -->
Cold winds blow in from the sea every night

```conllu
# sent_id = question:world:66-deserts-rainforests-grasslands:t10:o1:1
# text = Cold winds blow in from the sea every night
1	Cold	cold	ADJ	JJ	Degree=Pos	2	amod	_	_
2	winds	wind	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	blow	blow	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	in	in	ADV	RB	_	3	advmod	_	_
5	from	from	ADP	IN	_	7	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	sea	sea	NOUN	NN	Number=Sing	3	obl	_	_
8	every	every	DET	DT	PronType=Tot	9	det	_	_
9	night	night	NOUN	NN	Number=Sing	3	obl:unmarked	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **blow in** | present | Cold winds |  |  |  | night | from the sea | vn split-23.2 «NP V PP.co-patient»: agent=Patient from sea=Co-Patient |

### Option 2 {#o2}

<!-- .ven lang=en -->
The desert is much higher up than other places

```conllu
# sent_id = question:world:66-deserts-rainforests-grasslands:t10:o2:1
# text = The desert is much higher up than other places
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	desert	desert	NOUN	NN	Number=Sing	5	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
4	much	much	ADV	RB	_	5	advmod	_	_
5	higher	high	ADJ	JJR	Degree=Cmp	0	root	_	_
6	up	up	ADV	RB	_	5	advmod	_	_
7	than	than	ADP	IN	_	9	case	_	_
8	other	other	ADJ	JJ	Degree=Pos	9	amod	_	_
9	places	place	NOUN	NNS	Number=Plur	5	obl	_	_
```

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

### Option 3 {#o3}

<!-- .ven lang=en -->
The sand sucks the heat down deep at night

```conllu
# sent_id = question:world:66-deserts-rainforests-grasslands:t10:o3:1
# text = The sand sucks the heat down deep at night
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	sand	sand	NOUN	NN	Number=Sing	3	nsubj	_	_
3	sucks	suck	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	heat	heat	NOUN	NN	Number=Sing	3	obj	_	_
6	down	down	ADP	RP	_	3	compound:prt	_	_
7	deep	deep	ADV	RB	_	3	advmod	_	_
8	at	at	ADP	IN	_	9	case	_	_
9	night	night	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **suck down** | present | the sand | the heat |  |  | night | deep *property* | vn wipe\_manner-10.4.1-1 «NP V NP.source»: agent=Agent heat=Source |

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

<!-- .ven lang=en -->
Dry clear air lets the heat escape fast at night

```conllu
# sent_id = question:world:66-deserts-rainforests-grasslands:t10:o4:1
# text = Dry clear air lets the heat escape fast at night
1	Dry	dry	ADJ	JJ	Degree=Pos	3	amod	_	_
2	clear	clear	ADJ	JJ	Degree=Pos	3	amod	_	_
3	air	air	NOUN	NN	Number=Sing	4	nsubj	_	_
4	lets	let	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	heat	heat	NOUN	NN	Number=Sing	4	obj	_	_
7	escape	escape	VERB	VB	VerbForm=Inf	4	xcomp	_	_
8	fast	fast	ADV	RB	Degree=Pos	7	advmod	_	_
9	at	at	ADP	IN	_	10	case	_	_
10	night	night	NOUN	NN	Number=Sing	7	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **let** | present | Dry clear air | the heat |  |  |  |  | tree rules |
| 2 | **escape** | infinitive | the heat *not said here* |  |  |  | night | fast *property* | vn escape-51.1-1-1 «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: [Deserts, rainforests and grasslands, test 9](https://md.mova.elamur.ai/free/en/corpora/questions/world/66-deserts-rainforests-grasslands/t9/)
- next →: [Deserts, rainforests and grasslands, test 11](https://md.mova.elamur.ai/free/en/corpora/questions/world/66-deserts-rainforests-grasslands/t11/)
- ↑ back to [Deserts, rainforests and grasslands](https://md.mova.elamur.ai/free/en/corpora/questions/world/66-deserts-rainforests-grasslands/)