---
title: Why do shops all use the same kilogram? — Measuring the world — length, mass, ti… · tree and pragmatics
description: Why do shops all use the same kilogram? Test 9 of lesson 90 «Measuring the world — length, mass, time and temperature» 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.
---

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# Test 9 · Measuring the world — length, mass, time and temperature

<!-- .ven lang=en -->
Why do shops all use the same kilogram?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** shops · **What happens:** use · **To what, where:** same kilogram

<!-- .vabout -->
This is test 9 of lesson 90 «Measuring the world — length, mass, time and temperature» 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/90-measuring-the-world/#t9).

## The question {#question}

```conllu
# sent_id = question:world:90-measuring-the-world:t9:1
# text = Why do shops all use the same kilogram?
1	Why	why	ADV	WRB	PronType=Int	5	advmod	_	_
2	do	do	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	aux	_	_
3	shops	shop	NOUN	NNS	Number=Plur	5	nsubj	_	_
4	all	all	ADV	RB	_	5	advmod	_	_
5	use	use	VERB	VBP	Mood=Ind|Number=Sing|Person=1|Tense=Pres|VerbForm=Fin	0	root	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
7	same	same	ADJ	JJ	Degree=Pos	8	amod	_	_
8	kilogram	kilogram	NOUN	NN	Number=Sing	5	obj	_	SpaceAfter=No
9	?	?	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **use** | present · do-support | shops | the same kilogram |  |  |  | all *property* | vn eat-39.1 «NP V NP»: agent=Agent kilogram=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 · ← Mova's choice · ✓ the right answer {#o1}

<!-- .ven lang=en -->
So that everyone gets the same amount for the same price

```conllu
# sent_id = question:world:90-measuring-the-world:t9:o1:1
# text = So that everyone gets the same amount for the same price
1	So	so	ADV	RB	_	4	advmod	_	_
2	that	that	SCONJ	IN	_	4	mark	_	_
3	everyone	everyone	PRON	NN	Number=Sing|PronType=Tot	4	nsubj	_	_
4	gets	get	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
6	same	same	ADJ	JJ	Degree=Pos	7	amod	_	_
7	amount	amount	NOUN	NN	Number=Sing	4	obj	_	_
8	for	for	ADP	IN	_	11	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
10	same	same	ADJ	JJ	Degree=Pos	11	amod	_	_
11	price	price	NOUN	NN	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **get** | present | everyone | the same amount |  |  |  | for the same price | vn get-13.5.1-1 «NP V NP PP.source»: agent=Agent amount=Theme for price=Source |

### Option 2 {#o2}

<!-- .ven lang=en -->
So that scales need no batteries

```conllu
# sent_id = question:world:90-measuring-the-world:t9:o2:1
# text = So that scales need no batteries
1	So	so	ADV	RB	_	4	advmod	_	_
2	that	that	SCONJ	IN	_	4	mark	_	_
3	scales	scale	NOUN	NNS	Number=Plur	4	nsubj	_	_
4	need	need	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	no	no	DET	DT	PronType=Neg	6	det	_	_
6	batteries	battery	NOUN	NNS	Number=Plur	4	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **need** | present | scales | no batteries |  |  |  |  | vn want-32.1-1-1 «NP V NP ADV»: agent=Pivot battery=Theme |

### Option 3 {#o3}

<!-- .ven lang=en -->
So that bags break less often

```conllu
# sent_id = question:world:90-measuring-the-world:t9:o3:1
# text = So that bags break less often
1	So	so	ADV	RB	_	4	advmod	_	_
2	that	that	SCONJ	IN	_	4	mark	_	_
3	bags	bag	NOUN	NNS	Number=Plur	4	nsubj	_	_
4	break	break	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	less	less	ADV	RBR	Degree=Cmp	6	advmod	_	_
6	often	often	ADV	RB	_	4	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **break** | present | bags |  |  |  |  | often *property* | vn hurt-40.8.3-1-1 «NP V»: agent=Patient |

### Option 4 {#o4}

<!-- .ven lang=en -->
So that food stays fresh longer

```conllu
# sent_id = question:world:90-measuring-the-world:t9:o4:1
# text = So that food stays fresh longer
1	So	so	ADV	RB	_	4	advmod	_	_
2	that	that	DET	DT	Number=Sing|PronType=Dem	3	det	_	_
3	food	food	NOUN	NN	Number=Sing	4	nsubj	_	_
4	stays	stay	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	fresh	fresh	ADJ	JJ	Degree=Pos	4	xcomp	_	_
6	longer	long	ADV	RBR	Degree=Cmp	4	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **stay** | present | that food |  |  |  |  | fresh, long *property* | vn exist-47.1 «NP V»: agent=Theme |

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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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