---
title: Your friend says: "If I shake oil and water hard enough they'll stay… — Oil and water, and things that won't mix · tree and pragmatics
description: Your friend says: "If I shake oil and water hard enough they'll stay mixed forever." What actually happens? Test 1 · ★ of lesson 7 «Oil and water, and things that won't mix» of the chemistry course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; 
---

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# Test 1 · ★ · Oil and water, and things that won't mix

<!-- .ven lang=en -->
Your friend says: "If I shake oil and water hard enough they'll stay mixed forever." What actually happens?

<!-- .vintro -->
**Mova's choice:** option 2 · **The right answer:** option 2 · right ✓ · **Who acts:** friend, oil · **What happens:** say, shake, stay, mix, happen · **To what, where:** oil · **Speech:** someone speaks here

<!-- .vabout -->
This is test 1 · ★ of lesson 7 «Oil and water, and things that won't mix» of the chemistry 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/chemistry/7-oil-and-water/#t1).

## The question {#question}

<!-- .note -->
*Sentence 1:* Your friend says: "If I shake oil and water hard enough they'll stay mixed forever."

```conllu
# sent_id = question:chemistry:7-oil-and-water:t1:1
# text = Your friend says: "If I shake oil and water hard enough they'll stay mixed forever."
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	_	SpaceAfter=No
4	:	:	PUNCT	:	_	3	punct	_	_
5	"	"	PUNCT	``	_	8	punct	_	SpaceAfter=No
6	If	if	SCONJ	IN	_	8	mark	_	_
7	I	I	PRON	PRP	Case=Nom|Number=Sing|Person=1|PronType=Prs	8	nsubj	_	_
8	shake	shake	VERB	VBP	Mood=Ind|Number=Sing|Person=1|Tense=Pres|VerbForm=Fin	3	parataxis	_	_
9	oil	oil	NOUN	NN	Number=Sing	8	obj	_	_
10	and	and	CCONJ	CC	_	11	cc	_	_
11	water	water	NOUN	NN	Number=Sing	9	conj	_	_
12	hard	hard	ADV	RB	Degree=Pos	8	advmod	_	_
13	enough	enough	ADV	RB	_	12	advmod	_	_
14	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	16	nsubj	_	SpaceAfter=No
15	'll	will	AUX	MD	VerbForm=Fin	16	aux	_	_
16	stay	stay	VERB	VB	VerbForm=Inf	8	conj	_	_
17	mixed	mix	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	16	xcomp	_	_
18	forever	forever	ADV	RB	_	17	advmod	_	SpaceAfter=No
19	.	.	PUNCT	.	_	8	punct	_	SpaceAfter=No
20	"	"	PUNCT	''	_	8	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 | **shake** *a condition, not said to happen, in a quote* | present | Your friend *= friend* | oil and water |  |  |  | hard *property* | vn shake-22.3-2 «NP V NP together»: agent=Agent oil=Patient |
| 3 | **stay** *in a quote* | future | oil |  |  |  |  |  | tree rules |
| 4 | **mix** *in a quote* | participle | oil *not said here* |  |  |  |  | forever *property* | vn mix-22.1-1-1 «NP 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.

<!-- .note -->
*Sentence 2:* What actually happens?

```conllu
# sent_id = question:chemistry:7-oil-and-water:t1:2
# text = What actually happens?
1	What	what	PRON	WP	PronType=Int	3	nsubj	_	_
2	actually	actually	ADV	RB	_	3	advmod	_	_
3	happens	happen	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	SpaceAfter=No
4	?	?	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **happen** | present |  |  |  |  |  | actually *property* | vn occur-48.3-1 «NP V»: agent=Theme |

## The options {#options}

### Option 1 {#o1}

<!-- .ven lang=en -->
They turn into a solid

```conllu
# sent_id = question:chemistry:7-oil-and-water:t1:o1:1
# text = They turn into a solid
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	2	nsubj	_	_
2	turn	turn	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	into	into	ADP	IN	_	5	case	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	solid	solid	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **turn** | present | They |  |  | a solid |  |  | vn roll-51.3.1 «NP V PP.trajectory»: agent=Theme into solid=Trajectory |

### Option 2 · ← Mova's choice · ✓ the right answer {#o2}

<!-- .ven lang=en -->
They mix for a moment, then separate again

```conllu
# sent_id = question:chemistry:7-oil-and-water:t1:o2:1
# text = They mix for a moment, then separate again
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	2	nsubj	_	_
2	mix	mix	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	for	for	ADP	IN	_	5	case	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	moment	moment	NOUN	NN	Number=Sing	2	obl	_	SpaceAfter=No
6	,	,	PUNCT	,	_	8	punct	_	_
7	then	then	ADV	RB	PronType=Dem	8	advmod	_	_
8	separate	separate	VERB	VB	VerbForm=Inf	2	conj	_	_
9	again	again	ADV	RB	_	8	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **mix** | present | They |  |  |  | moment |  | vn mix-22.1-1-1 «NP V»: agent=Patient |
| 2 | **separate** | infinitive | They *not said here* |  |  |  | then; again |  | vn separate-23.1-1-1 «NP V»: agent=Patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
They both turn into gas

```conllu
# sent_id = question:chemistry:7-oil-and-water:t1:o3:1
# text = They both turn into gas
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	3	nsubj	_	_
2	both	both	DET	DT	PronType=Tot	3	nsubj	_	_
3	turn	turn	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	into	into	ADP	IN	_	5	case	_	_
5	gas	gas	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **turn** | present | They |  |  | gas |  |  | vn roll-51.3.1 «NP V PP.trajectory»: agent=Theme into gas=Trajectory |

### Option 4 {#o4}

<!-- .ven lang=en -->
They stay mixed together forever and never come apart

```conllu
# sent_id = question:chemistry:7-oil-and-water:t1:o4:1
# text = They stay mixed together forever and never come apart
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	2	nsubj	_	_
2	stay	stay	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	mixed	mix	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	2	xcomp	_	_
4	together	together	ADV	RB	_	3	advmod	_	_
5	forever	forever	ADV	RB	_	3	advmod	_	_
6	and	and	CCONJ	CC	_	8	cc	_	_
7	never	never	ADV	RB	PronType=Neg	8	advmod	_	_
8	come	come	VERB	VB	VerbForm=Inf	2	conj	_	_
9	apart	apart	ADV	RB	_	8	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **stay** | present | They |  |  |  |  |  | tree rules |
| 2 | **mix** | participle | They *not said here* |  |  |  |  | forever, together *property* | vn mix-22.1-1-1 «NP V»: agent=Patient |
| 3 | **not** **come apart** | infinitive | They *not said here* |  |  |  |  | apart *property* | vn escape-51.1-1 «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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- ← previous: [Mixing and dissolving, exam 4](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/6-mixing-and-dissolving/e4/)
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