---
title: Why is the small intestine so long and folded? — Digestion: the journey of a sandwich · tree and pragmatics
description: Why is the small intestine so long and folded? Test 7 · ★★ of lesson 67 «Digestion: the journey of a sandwich» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

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# Test 7 · ★★ · Digestion: the journey of a sandwich

<!-- .ven lang=en -->
Why is the small intestine so long and folded?

<!-- .vintro -->
**Mova's choice:** option 3 · **The right answer:** option 2 · wrong ✗ · **What happens:** be, fold · **To what, where:** small intestine

<!-- .vabout -->
This is test 7 · ★★ of lesson 67 «Digestion: the journey of a sandwich» 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/67-digestion-the-journey-of-a-sandwich/#t7).

## The question {#question}

```conllu
# sent_id = question:biology:67-digestion-the-journey-of-a-sandwich:t7:1
# text = Why is the small intestine so long and folded?
1	Why	why	ADV	WRB	PronType=Int	5	advmod	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
4	small	small	ADJ	JJ	Degree=Pos	5	amod	_	_
5	intestine	intestine	NOUN	NN	Number=Sing	0	root	_	_
6	so	so	ADV	RB	_	7	advmod	_	_
7	long	long	ADV	RB	Degree=Pos	5	advmod	_	_
8	and	and	CCONJ	CC	_	9	cc	_	_
9	folded	fold	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	7	conj	_	SpaceAfter=No
10	?	?	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present |  | the small intestine |  |  |  | long *property* | tree rules |
| 2 | **fold** | participle |  |  |  |  |  |  | vn bend-45.2 «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 -->
Long tubes make the food taste better

```conllu
# sent_id = question:biology:67-digestion-the-journey-of-a-sandwich:t7:o1:1
# text = Long tubes make the food taste better
1	Long	long	ADJ	JJ	Degree=Pos	2	amod	_	_
2	tubes	tube	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	make	make	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	food	food	NOUN	NN	Number=Sing	6	compound	_	_
6	taste	taste	NOUN	NN	Number=Sing	3	obj	_	_
7	better	good	ADJ	JJR	Degree=Cmp	3	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | Long tubes | the food taste |  |  |  | good *property* | vn build-26.1-1 «NP.asset V NP»: agent=Asset taste=Product |

### Option 2 · ✓ the right answer {#o2}

<!-- .ven lang=en -->
A long, folded tube with villi gives a huge surface to soak up food

<!-- fold The tree, 14 words -->
```conllu
# sent_id = question:biology:67-digestion-the-journey-of-a-sandwich:t7:o2:1
# text = A long, folded tube with villi gives a huge surface to soak up food
1	A	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
2	long	long	ADJ	JJ	Degree=Pos	5	amod	_	SpaceAfter=No
3	,	,	PUNCT	,	_	2	punct	_	_
4	folded	fold	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	5	amod	_	_
5	tube	tube	NOUN	NN	Number=Sing	8	nsubj	_	_
6	with	with	ADP	IN	_	7	case	_	_
7	villi	villi	NOUN	NN	Number=Sing	5	nmod	_	_
8	gives	give	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
10	huge	huge	ADJ	JJ	Degree=Pos	11	amod	_	_
11	surface	surface	NOUN	NN	Number=Sing	8	obj	_	_
12	to	to	PART	TO	_	13	mark	_	_
13	soak	soak	VERB	VB	VerbForm=Inf	8	advcl	_	_
14	up	up	ADP	RP	_	13	compound:prt	_	_
15	food	food	NOUN	NN	Number=Sing	13	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **fold** | participle |  |  |  |  |  |  | vn bend-45.2 «NP.patient V»: agent=Patient |
| 2 | **give** | present | a long folded tube with villi | a huge surface |  |  |  |  | vn give-13.1-1 «NP V NP»: agent=Agent surface=Theme |
| 3 | **soak up** | to-infinitive | a long folded tube with villi *not said here* | food |  |  |  |  | vn wipe\_manner-10.4.1 «NP V NP.theme»: agent=Agent food=Theme |

### Option 3 · ← Mova's choice {#o3}

<!-- .ven lang=en -->
It needs to be long enough to reach right down to the feet and back

<!-- fold The tree, 15 words -->
```conllu
# sent_id = question:biology:67-digestion-the-journey-of-a-sandwich:t7:o3:1
# text = It needs to be long enough to reach right down to the feet and back
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	needs	need	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	to	to	PART	TO	_	5	mark	_	_
4	be	be	AUX	VB	VerbForm=Inf	5	cop	_	_
5	long	long	ADJ	JJ	Degree=Pos	2	xcomp	_	_
6	enough	enough	ADV	RB	_	5	advmod	_	_
7	to	to	PART	TO	_	8	mark	_	_
8	reach	reach	VERB	VB	VerbForm=Inf	5	advcl	_	_
9	right	right	ADV	RB	_	10	advmod	_	_
10	down	down	ADV	RB	_	8	advmod	_	_
11	to	to	ADP	IN	_	13	case	_	_
12	the	the	DET	DT	Definite=Def|PronType=Art	13	det	_	_
13	feet	foot	NOUN	NNS	Number=Plur	10	obl	_	_
14	and	and	CCONJ	CC	_	15	cc	_	_
15	back	back	ADV	RB	_	10	conj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **need** | present | It |  |  |  |  |  | vn want-32.1-1-1 «NP V NP ADJ»: agent=Pivot |
| 2 | **is** *not said to happen* | to-infinitive |  |  |  |  |  | enough, long *property* | tree rules |
| 3 | **reach** | to-infinitive |  |  |  |  |  | down *property* | vn body\_motion-49.2-1-1 «NP V»: agent=Agent |

### Option 4 {#o4}

<!-- .ven lang=en -->
It stores spare food in its folds for the winter

```conllu
# sent_id = question:biology:67-digestion-the-journey-of-a-sandwich:t7:o4:1
# text = It stores spare food in its folds for the winter
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	stores	store	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	spare	spare	ADJ	JJ	Degree=Pos	4	amod	_	_
4	food	food	NOUN	NN	Number=Sing	2	obj	_	_
5	in	in	ADP	IN	_	7	case	_	_
6	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	7	nmod:poss	_	_
7	folds	fold	NOUN	NNS	Number=Plur	2	obl	_	_
8	for	for	ADP	IN	_	10	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	winter	winter	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **store** | present | It | spare food |  | food's folds | winter |  | vn keep-15.2 «NP V NP PP.location»: agent=Agent food=Theme in fold=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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