---
title: «my nan says dirt's good for kids, so no need to wash hands before t… — The microscopic world: bacteria, good… · tree and pragmatics
description: «my nan says dirt's good for kids, so no need to wash hands before tea» What is right? Test 4 of lesson 257 «The microscopic world: bacteria, good and bad» 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 ri
---

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# Test 4 · The microscopic world: bacteria, good and bad

<!-- .ven lang=en -->
«my nan says dirt's good for kids, so no need to wash hands before tea» What is right?

<!-- .vintro -->
**Mova's choice:** option 2 · **The right answer:** option 2 · right ✓ · **Who acts:** nan · **What happens:** say, wash, be · **To what, where:** dirt, hands · **Speech:** someone speaks here

<!-- .vabout -->
This is test 4 of lesson 257 «The microscopic world: bacteria, good and bad» 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/257-the-microscopic-world-bacteria-good-and-bad/#t4).

## The question {#question}

```conllu
# sent_id = question:biology:257-the-microscopic-world-bacteria-good-and-bad:t4:1
# text = «my nan says dirt's good for kids, so no need to wash hands before tea» What is right?
1	«	«	PUNCT	``	_	4	punct	_	SpaceAfter=No
2	my	my	PRON	PRP$	Case=Gen|Number=Sing|Person=1|Poss=Yes|PronType=Prs	3	nmod:poss	_	_
3	nan	nan	NOUN	NN	Number=Sing	4	nsubj	_	_
4	says	say	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	dirt	dirt	NOUN	NN	Number=Sing	4	obj	_	SpaceAfter=No
6	's	's	PART	POS	_	5	case	_	_
7	good	good	ADJ	JJ	Degree=Pos	5	amod	_	_
8	for	for	ADP	IN	_	9	case	_	_
9	kids	kid	NOUN	NNS	Number=Plur	7	obl	_	SpaceAfter=No
10	,	,	PUNCT	,	_	13	punct	_	_
11	so	so	ADV	RB	_	13	advmod	_	_
12	no	no	DET	DT	PronType=Neg	13	det	_	_
13	need	need	NOUN	NN	Number=Sing	4	ccomp	_	_
14	to	to	PART	TO	_	15	mark	_	_
15	wash	wash	VERB	VB	VerbForm=Inf	13	acl	_	_
16	hands	hand	NOUN	NNS	Number=Plur	15	obj	_	_
17	before	before	ADP	IN	_	18	case	_	_
18	tea	tea	NOUN	NN	Number=Sing	15	obl	_	SpaceAfter=No
19	»	»	PUNCT	''	_	15	punct	_	_
20	What	what	PRON	WP	PronType=Int	22	nsubj	_	_
21	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	22	cop	_	_
22	right	right	ADJ	JJ	Degree=Pos	15	parataxis	_	SpaceAfter=No
23	?	?	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **say** *speech: assert* *in a quote* | present | my nan | dirt |  |  |  |  | vn say-37.7-1-1 «NP V NP.topic»: agent=Agent dirt=Topic |
| 2 | **wash** *in a quote* | to-infinitive | my nan *not said here* | hands |  |  | before tea |  | tree rules |
| 3 | **is** | present |  |  |  |  |  | right *property* | tree rules |

<!-- .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 -->
No, children should never go outdoors

```conllu
# sent_id = question:biology:257-the-microscopic-world-bacteria-good-and-bad:t4:o1:1
# text = No, children should never go outdoors
1	No	no	INTJ	UH	Polarity=Neg	6	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	children	child	NOUN	NNS	Number=Plur	6	nsubj	_	_
4	should	should	AUX	MD	VerbForm=Fin	6	aux	_	_
5	never	never	ADV	RB	PronType=Neg	6	advmod	_	_
6	go	go	VERB	VB	VerbForm=Inf	0	root	_	_
7	outdoors	outdoors	ADV	RB	_	6	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **go** | should | children |  |  |  |  | outdoors *property* | vn disappearance-48.2-1 «NP V»: agent=Theme |

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

<!-- .ven lang=en -->
Playing outdoors may help, but you should still wash hands before eating

```conllu
# sent_id = question:biology:257-the-microscopic-world-bacteria-good-and-bad:t4:o2:1
# text = Playing outdoors may help, but you should still wash hands before eating
1	Playing	play	VERB	VBG	VerbForm=Ger	4	csubj	_	_
2	outdoors	outdoors	ADV	RB	_	1	advmod	_	_
3	may	may	AUX	MD	VerbForm=Fin	4	aux	_	_
4	help	help	VERB	VB	VerbForm=Inf	0	root	_	SpaceAfter=No
5	,	,	PUNCT	,	_	10	punct	_	_
6	but	but	CCONJ	CC	_	10	cc	_	_
7	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	10	nsubj	_	_
8	should	should	AUX	MD	VerbForm=Fin	10	aux	_	_
9	still	still	ADV	RB	_	10	advmod	_	_
10	wash	wash	VERB	VB	VerbForm=Inf	4	conj	_	_
11	hands	hand	NOUN	NNS	Number=Plur	10	obj	_	_
12	before	before	SCONJ	IN	_	13	mark	_	_
13	eating	eat	VERB	VBG	Tense=Pres|VerbForm=Part	10	advcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **play** | gerund |  |  |  |  |  | outdoors *property* | vn performance-26.7-1 «NP V»: agent=Agent |
| 2 | **help** | may | Playing |  |  |  |  |  | vn help-72.1-1-1 «NP V PP.theme»: agent=Agent |
| 3 | **wash** | should | you | hands |  |  | still |  | vn floss-41.2.1 «NP V NP»: agent=Agent hand=Patient |
| 4 | **eat** | gerund | you *not said here* |  |  |  |  |  | vn eat-39.1-1 «NP V»: agent=Agent |

### Option 3 {#o3}

<!-- .ven lang=en -->
Right, washing your hands is bad for you, so you should never do it at all

<!-- fold The tree, 16 words -->
```conllu
# sent_id = question:biology:257-the-microscopic-world-bacteria-good-and-bad:t4:o3:1
# text = Right, washing your hands is bad for you, so you should never do it at all
1	Right	right	INTJ	UH	_	7	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	3	punct	_	_
3	washing	wash	VERB	VBG	VerbForm=Ger	7	csubj	_	_
4	your	your	PRON	PRP$	Case=Gen|Person=2|Poss=Yes|PronType=Prs	5	nmod:poss	_	_
5	hands	hand	NOUN	NNS	Number=Plur	3	obj	_	_
6	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
7	bad	bad	ADJ	JJ	Degree=Pos	0	root	_	_
8	for	for	ADP	IN	_	9	case	_	_
9	you	you	PRON	PRP	Case=Acc|Person=2|PronType=Prs	7	obl	_	SpaceAfter=No
10	,	,	PUNCT	,	_	15	punct	_	_
11	so	so	ADV	RB	_	15	advmod	_	_
12	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	15	nsubj	_	_
13	should	should	AUX	MD	VerbForm=Fin	15	aux	_	_
14	never	never	ADV	RB	PronType=Neg	15	advmod	_	_
15	do	do	VERB	VB	VerbForm=Inf	7	conj	_	_
16	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	15	obj	_	_
17	at	at	ADP	IN	_	18	case	_	_
18	all	all	DET	DT	PronType=Tot	15	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **wash** | gerund |  | your hands |  |  |  |  | vn floss-41.2.1 «NP V NP»: agent=Agent hand=Patient |
| 2 | **is** | present | washing |  |  |  |  | for you; bad *property* | tree rules |
| 3 | **not** **do** | should | you | it |  | all |  |  | vn act-114-1 «NP V NP»: agent=Agent it=Eventuality |

### Option 4 {#o4}

<!-- .ven lang=en -->
Right, dirt is a healthy food

```conllu
# sent_id = question:biology:257-the-microscopic-world-bacteria-good-and-bad:t4:o4:1
# text = Right, dirt is a healthy food
1	Right	right	INTJ	UH	_	7	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	dirt	dirt	NOUN	NN	Number=Sing	7	nsubj	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
6	healthy	healthy	ADJ	JJ	Degree=Pos	7	amod	_	_
7	food	food	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | dirt | a healthy food |  |  |  |  | tree rules |

<!-- div src -->

**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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