---
title: Your friend says beavers being brought back to British rivers will o… — Animal builders: beavers, dams and lod… · tree and pragmatics
description: Your friend says beavers being brought back to British rivers will only cause floods. What is closer to the truth? Test 7 of lesson 242 «Animal builders: beavers, dams and lodges» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each opti
---

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# Test 7 · Animal builders: beavers, dams and lodges

<!-- .ven lang=en -->
Your friend says beavers being brought back to British rivers will only cause floods. What is closer to the truth?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 4 · wrong ✗ · **Who acts:** friend, British rivers · **What happens:** say, bring back, cause, be · **To what, where:** beavers, floods · **Speech:** someone speaks here

<!-- .vabout -->
This is test 7 of lesson 242 «Animal builders: beavers, dams and lodges» 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/242-animal-builders-beavers-dams-and-lodges/#t7).

## The question {#question}

<!-- .note -->
*Sentence 1:* Your friend says beavers being brought back to British rivers will only cause floods.

```conllu
# sent_id = question:biology:242-animal-builders-beavers-dams-and-lodges:t7:1
# text = Your friend says beavers being brought back to British rivers will only cause floods.
1	Your	your	PRON	PRP$	Case=Gen|Person=2|Poss=Yes|PronType=Prs	2	nmod:poss	_	_
2	friend	friend	NOUN	NN	Number=Sing	3	nsubj	_	_
3	says	say	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	beavers	beaver	NOUN	NNS	Number=Plur	6	nsubj:pass	_	_
5	being	be	AUX	VBG	Tense=Pres|VerbForm=Part	6	aux:pass	_	_
6	brought	bring	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	3	ccomp	_	_
7	back	back	ADV	RB	_	6	advmod	_	_
8	to	to	SCONJ	IN	_	13	mark	_	_
9	British	British	ADJ	JJ	Degree=Pos	10	amod	_	_
10	rivers	river	NOUN	NNS	Number=Plur	13	nsubj	_	_
11	will	will	AUX	MD	VerbForm=Fin	13	aux	_	_
12	only	only	ADV	RB	_	13	advmod	_	_
13	cause	cause	VERB	VB	VerbForm=Inf	6	advcl	_	_
14	floods	flood	NOUN	NNS	Number=Plur	13	obj	_	SpaceAfter=No
15	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **say** *speech: assert* | present | Your friend |  |  |  |  |  | vn say-37.7-1-1 «NP V that S»: agent=Agent clause=Topic |
| 2 | **bring back** | gerund · passive |  | beavers |  |  |  |  | vn bring-11.3-1 «NP V NP ADVP»: subject=Destination |
| 3 | **cause** | future | British rivers | floods |  |  |  |  | vn engender-27.1-1 «NP V NP»: agent=Precondition flood=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.

<!-- .note -->
*Sentence 2:* What is closer to the truth?

```conllu
# sent_id = question:biology:242-animal-builders-beavers-dams-and-lodges:t7:2
# text = What is closer to the truth?
1	What	what	PRON	WP	PronType=Int	3	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	closer	close	ADJ	JJR	Degree=Cmp	0	root	_	_
4	to	to	ADP	IN	_	6	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	truth	truth	NOUN	NN	Number=Sing	3	obl	_	SpaceAfter=No
7	?	?	PUNCT	.	_	3	punct	_	_
```

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

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
Beavers always flood the nearest towns and wash away the roads and farms

```conllu
# sent_id = question:biology:242-animal-builders-beavers-dams-and-lodges:t7:o1:1
# text = Beavers always flood the nearest towns and wash away the roads and farms
1	Beavers	beaver	NOUN	NNS	Number=Plur	3	nsubj	_	_
2	always	always	ADV	RB	PronType=Tot	3	advmod	_	_
3	flood	flood	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
5	nearest	near	ADJ	JJS	Degree=Sup	6	amod	_	_
6	towns	town	NOUN	NNS	Number=Plur	3	obj	_	_
7	and	and	CCONJ	CC	_	8	cc	_	_
8	wash	wash	VERB	VB	Mood=Imp|VerbForm=Fin	3	conj	_	_
9	away	away	ADV	RB	_	8	advmod	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	roads	road	NOUN	NNS	Number=Plur	8	obj	_	_
12	and	and	CCONJ	CC	_	13	cc	_	_
13	farms	farm	NOUN	NNS	Number=Plur	11	conj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **flood** | present | Beavers | the nearest towns |  |  |  | always *property* | vn other\_cos-45.4 «NP V NP.patient»: agent=Agent town=Patient |
| 2 | **wash away** | infinitive | Beavers *not said here* | the roads and farms |  |  |  | away *property* | vn floss-41.2.1 «NP V NP»: agent=Agent road=Patient |

### Option 2 {#o2}

<!-- .ven lang=en -->
Beavers drink the rivers dry

```conllu
# sent_id = question:biology:242-animal-builders-beavers-dams-and-lodges:t7:o2:1
# text = Beavers drink the rivers dry
1	Beavers	beaver	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	drink	drink	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	rivers	river	NOUN	NNS	Number=Plur	5	nsubj	_	_
5	dry	dry	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	2	ccomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **drink** | present | Beavers |  |  |  |  |  | tree rules |
| 2 | **dry** | present | the rivers |  |  |  |  |  | vn other\_cos-45.4-1 «NP.patient V»: agent=Patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
Beavers have no effect on rivers at all

```conllu
# sent_id = question:biology:242-animal-builders-beavers-dams-and-lodges:t7:o3:1
# text = Beavers have no effect on rivers at all
1	Beavers	beaver	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	have	have	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	no	no	DET	DT	PronType=Neg	4	det	_	_
4	effect	effect	NOUN	NN	Number=Sing	2	obj	_	_
5	on	on	ADP	IN	_	6	case	_	_
6	rivers	river	NOUN	NNS	Number=Plur	4	nmod	_	_
7	at	at	ADP	IN	_	8	case	_	_
8	all	all	DET	DT	PronType=Tot	6	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **have** | present | Beavers | no effect |  | rivers at all |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent effect=Patient |

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

<!-- .ven lang=en -->
Their ponds slow floods, clean water and make homes for wildlife

```conllu
# sent_id = question:biology:242-animal-builders-beavers-dams-and-lodges:t7:o4:1
# text = Their ponds slow floods, clean water and make homes for wildlife
1	Their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	2	nmod:poss	_	_
2	ponds	pond	NOUN	NNS	Number=Plur	9	nsubj	_	_
3	slow	slow	ADJ	JJ	Degree=Pos	4	amod	_	_
4	floods	flood	NOUN	NNS	Number=Plur	2	conj	_	SpaceAfter=No
5	,	,	PUNCT	,	_	7	punct	_	_
6	clean	clean	ADJ	JJ	Degree=Pos	7	amod	_	_
7	water	water	NOUN	NN	Number=Sing	4	conj	_	_
8	and	and	CCONJ	CC	_	2	cc	_	_
9	make	make	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
10	homes	home	NOUN	NNS	Number=Plur	9	obj	_	_
11	for	for	ADP	IN	_	12	case	_	_
12	wildlife	wildlife	NOUN	NN	Number=Sing	9	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | Their ponds and slow floods and clean water | homes |  |  |  | for wildlife | vn build-26.1-1 «NP V NP P.asset»: agent=Agent home=Product for wildlife=Asset |

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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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