---
title: People cut down a patch of rainforest and plant crops, but after a f… — Deserts, rainforests and grasslands · tree and pragmatics
description: People cut down a patch of rainforest and plant crops, but after a few years the crops grow badly. Why? Test 3 · ★ 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 choic
---

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# Test 3 · ★ · Deserts, rainforests and grasslands

<!-- .ven lang=en -->
People cut down a patch of rainforest and plant crops, but after a few years the crops grow badly. Why?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 3 · wrong ✗ · **Who acts:** People, crops · **What happens:** cut down, grow · **To what, where:** patch

<!-- .vabout -->
This is test 3 · ★ 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/#t3).

## The question {#question}

<!-- .note -->
*Sentence 1:* People cut down a patch of rainforest and plant crops, but after a few years the crops grow badly.

```conllu
# sent_id = question:world:66-deserts-rainforests-grasslands:t3:1
# text = People cut down a patch of rainforest and plant crops, but after a few years the crops grow badly.
1	People	people	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	cut	cut	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	down	down	ADP	RP	_	2	compound:prt	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	patch	patch	NOUN	NN	Number=Sing	2	obj	_	_
6	of	of	ADP	IN	_	7	case	_	_
7	rainforest	rainforest	NOUN	NN	Number=Sing	5	nmod	_	_
8	and	and	CCONJ	CC	_	10	cc	_	_
9	plant	plant	NOUN	NN	Number=Sing	10	compound	_	_
10	crops	crop	NOUN	NNS	Number=Plur	7	conj	_	SpaceAfter=No
11	,	,	PUNCT	,	_	19	punct	_	_
12	but	but	CCONJ	CC	_	19	cc	_	_
13	after	after	ADP	IN	_	16	case	_	_
14	a	a	DET	DT	Definite=Ind|PronType=Art	16	det	_	_
15	few	few	ADJ	JJ	Degree=Pos	16	amod	_	_
16	years	year	NOUN	NNS	Number=Plur	19	obl	_	_
17	the	the	DET	DT	Definite=Def|PronType=Art	18	det	_	_
18	crops	crop	NOUN	NNS	Number=Plur	19	nsubj	_	_
19	grow	grow	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	2	conj	_	_
20	badly	badly	ADV	RB	Degree=Pos	19	advmod	_	SpaceAfter=No
21	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **cut down** | present | People | a patch of rainforest and plant crops |  |  |  |  | vn build-26.1-1 «NP V NP»: agent=Agent patch=Product |
| 2 | **grow** | present | the crops |  |  |  | year | badly *property* | vn appear-48.1.1 «NP V»: agent=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.

<!-- .note -->
*Sentence 2:* Why?

```conllu
# sent_id = question:world:66-deserts-rainforests-grasslands:t3:2
# text = Why?
1	Why	why	ADV	WRB	PronType=Int	0	root	_	SpaceAfter=No
2	?	?	PUNCT	.	_	1	punct	_	_
```

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

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
It stops raining in the rainforest forever

```conllu
# sent_id = question:world:66-deserts-rainforests-grasslands:t3:o1:1
# text = It stops raining in the rainforest forever
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	stops	stop	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	raining	rain	VERB	VBG	VerbForm=Ger	2	xcomp	_	_
4	in	in	ADP	IN	_	6	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	rainforest	rainforest	NOUN	NN	Number=Sing	3	obl	_	_
7	forever	forever	ADV	RB	_	3	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **stop** | present | It |  |  |  |  |  | vn stop-55.4-1-1 «NP V S\_ING»: agent=Affector clause=Eventuality |
| 2 | **rain** | gerund |  |  |  | the rainforest |  | forever *property* | vn weather-57 «It V PP.theme» |

### Option 2 {#o2}

<!-- .ven lang=en -->
The soil gets too rich for crops

```conllu
# sent_id = question:world:66-deserts-rainforests-grasslands:t3:o2:1
# text = The soil gets too rich for crops
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	soil	soil	NOUN	NN	Number=Sing	3	nsubj	_	_
3	gets	get	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	too	too	ADV	RB	_	5	advmod	_	_
5	rich	rich	ADJ	JJ	Degree=Pos	3	xcomp	_	_
6	for	for	ADP	IN	_	7	case	_	_
7	crops	crop	NOUN	NNS	Number=Plur	5	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **get** | present | the soil |  |  |  |  | rich *property* | vn comprehend-87.2-1 «NP V S\_ING»: agent=Experiencer |

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

<!-- .ven lang=en -->
The poor soil quickly loses its few nutrients once the forest is gone

```conllu
# sent_id = question:world:66-deserts-rainforests-grasslands:t3:o3:1
# text = The poor soil quickly loses its few nutrients once the forest is gone
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	poor	poor	ADJ	JJ	Degree=Pos	3	amod	_	_
3	soil	soil	NOUN	NN	Number=Sing	5	nsubj	_	_
4	quickly	quickly	ADV	RB	_	5	advmod	_	_
5	loses	lose	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	8	nmod:poss	_	_
7	few	few	ADJ	JJ	Degree=Pos	8	amod	_	_
8	nutrients	nutrient	NOUN	NNS	Number=Plur	5	obj	_	_
9	once	once	SCONJ	IN	_	13	mark	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	forest	forest	NOUN	NN	Number=Sing	13	nsubj	_	_
12	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	13	cop	_	_
13	gone	gone	ADJ	JJ	Degree=Pos	5	advcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **lose** | present | the poor soil | soil's few nutrients |  |  |  | quickly *property* | vn succeed-74-3-1 «NP V NP»: agent=Agent nutrient=Eventuality |
| 2 | **is** | present | the forest |  |  |  |  | gone *property* | tree rules |

### Option 4 {#o4}

<!-- .ven lang=en -->
The sunlight becomes too weak

```conllu
# sent_id = question:world:66-deserts-rainforests-grasslands:t3:o4:1
# text = The sunlight becomes too weak
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	sunlight	sunlight	NOUN	NN	Number=Sing	3	nsubj	_	_
3	becomes	become	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	too	too	ADV	RB	_	5	advmod	_	_
5	weak	weak	ADJ	JJ	Degree=Pos	3	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **become** | present | the sunlight |  |  |  |  | weak *property* | vn become-109.1-1-1 «NP V PP.attribute»: agent=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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