---
title: Identify the principal reason for which plugs and switches must not… — Laundry machines, the freezer and elec… · tree and pragmatics
description: Identify the principal reason for which plugs and switches must not be touched with wet hands. Exam question 1 of lesson 108 «Laundry machines, the freezer and electricity at home» of the everyday course of Mova's primary school, with the dependency tree and pragmatics of the question and of each op
---

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# Exam question 1 · Laundry machines, the freezer and electricity at home

<!-- .ven lang=en -->
Identify the principal reason for which plugs and switches must not be touched with wet hands.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 2 · wrong ✗ · **Who acts:** you · **What happens:** identify, not touch · **To what, where:** principal reason, plugs

<!-- .vabout -->
This is exam question 1 of lesson 108 «Laundry machines, the freezer and electricity at home» of the everyday course of Mova's primary school, asked in stiff, formal language. 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/everyday/108-laundry-freezer-and-electricity/#e1).

## The question {#question}

```conllu
# sent_id = question:everyday:108-laundry-freezer-and-electricity:e1:1
# text = Identify the principal reason for which plugs and switches must not be touched with wet hands.
1	Identify	identify	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
3	principal	principal	ADJ	JJ	Degree=Pos	4	amod	_	_
4	reason	reason	NOUN	NN	Number=Sing	1	obj	_	_
5	for	for	ADP	IN	_	6	case	_	_
6	which	which	PRON	WDT	PronType=Rel	13	obl	_	_
7	plugs	plug	NOUN	NNS	Number=Plur	13	nsubj:pass	_	_
8	and	and	CCONJ	CC	_	9	cc	_	_
9	switches	switch	NOUN	NNS	Number=Plur	7	conj	_	_
10	must	must	AUX	MD	VerbForm=Fin	13	aux	_	_
11	not	not	PART	RB	Polarity=Neg	13	advmod	_	_
12	be	be	AUX	VB	VerbForm=Inf	13	aux:pass	_	_
13	touched	touch	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	acl:relcl	_	_
14	with	with	ADP	IN	_	16	case	_	_
15	wet	wet	ADJ	JJ	Degree=Pos	16	amod	_	_
16	hands	hand	NOUN	NNS	Number=Plur	13	obl	_	SpaceAfter=No
17	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **identify** | imperative | you *not said here* | the principal reason |  |  |  |  | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent reason=Theme |
| 2 | **not** **touch** | must · passive |  | plugs and switches |  |  |  | for the principal reason; with wet hands | vn touch-20-1 «NP V NP PP.instrument»: subject=Theme with hand=Instrument |

<!-- .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 {#o1}

<!-- .ven lang=en -->
Water causes the plug to fall from the socket

```conllu
# sent_id = question:everyday:108-laundry-freezer-and-electricity:e1:o1:1
# text = Water causes the plug to fall from the socket
1	Water	water	NOUN	NN	Number=Sing	2	nsubj	_	_
2	causes	cause	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	plug	plug	NOUN	NN	Number=Sing	2	obj	_	_
5	to	to	PART	TO	_	6	mark	_	_
6	fall	fall	VERB	VB	VerbForm=Inf	2	advcl	_	_
7	from	from	ADP	IN	_	9	case	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	socket	socket	NOUN	NN	Number=Sing	6	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **cause** | present | Water | the plug |  |  |  |  | vn engender-27.1-1 «NP V NP»: agent=Precondition plug=Patient |
| 2 | **fall** | to-infinitive | Water *not said here* |  |  | the socket |  |  | vn escape-51.1-1 «NP V PP.initial\_location»: agent=Theme from socket=Initial\_Location |

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

<!-- .ven lang=en -->
Water conducts electricity into the body

```conllu
# sent_id = question:everyday:108-laundry-freezer-and-electricity:e1:o2:1
# text = Water conducts electricity into the body
1	Water	water	NOUN	NN	Number=Sing	2	nsubj	_	_
2	conducts	conduct	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	electricity	electricity	NOUN	NN	Number=Sing	2	obj	_	_
4	into	into	ADP	IN	_	6	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	body	body	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **conduct** | present | Water | electricity |  | the body |  |  | vn accompany-51.7 «NP V NP PP.destination»: agent=Agent electricity=Theme into body=Destination |

### Option 3 {#o3}

<!-- .ven lang=en -->
Wet hands cause the bulb to flicker only

```conllu
# sent_id = question:everyday:108-laundry-freezer-and-electricity:e1:o3:1
# text = Wet hands cause the bulb to flicker only
1	Wet	wet	ADJ	JJ	Degree=Pos	2	amod	_	_
2	hands	hand	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	cause	cause	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	bulb	bulb	NOUN	NN	Number=Sing	3	obj	_	_
6	to	to	PART	TO	_	7	mark	_	_
7	flicker	flicker	VERB	VB	VerbForm=Inf	3	advcl	_	_
8	only	only	ADV	RB	_	7	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **cause** | present | Wet hands | the bulb |  |  |  |  | vn engender-27.1-1 «NP V NP»: agent=Precondition bulb=Patient |
| 2 | **flicker** | to-infinitive | Wet hands *not said here* |  |  |  |  |  | vn light\_emission-43.1 «NP V»: agent=Theme |

### Option 4 {#o4}

<!-- .ven lang=en -->
Water causes the switch to rust at once

```conllu
# sent_id = question:everyday:108-laundry-freezer-and-electricity:e1:o4:1
# text = Water causes the switch to rust at once
1	Water	water	NOUN	NN	Number=Sing	2	nsubj	_	_
2	causes	cause	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	switch	switch	NOUN	NN	Number=Sing	2	obj	_	_
5	to	to	PART	TO	_	6	mark	_	_
6	rust	rust	VERB	VB	VerbForm=Inf	2	advcl	_	_
7	at	at	ADP	IN	_	8	case	_	_
8	once	once	ADV	RB	NumForm=Word|NumType=Mult	6	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **cause** | present | Water | the switch |  |  |  |  | vn engender-27.1-1 «NP V NP»: agent=Precondition switch=Patient |
| 2 | **rust** | to-infinitive | Water *not said here* |  |  |  |  |  | vn entity\_specific\_cos-45.5 «NP.patient V»: 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.

<!-- /div -->

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- ← previous: [Laundry machines, the freezer and elec…, test 19](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/108-laundry-freezer-and-electricity/t19/)
- next →: [Laundry machines, the freezer and elec…, exam 2](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/108-laundry-freezer-and-electricity/e2/)
- ↑ back to [Laundry machines, the freezer and electricity at home](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/108-laundry-freezer-and-electricity/)