---
title: A fever is the body turning up the brain's thermostat to make it har… — The microscopic world: viruses and vaccines · tree and pragmatics
description: A fever is the body turning up the brain's thermostat to make it harder for germs to multiply; it is usually helpful, but a very high fever needs a doctor. Who acts: fever, germs, germ, high fever. A sentence of the lesson «The microscopic world: viruses and vaccines» of the biology course of Mova's
---

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# The microscopic world: viruses and vaccines, sentence 10

<!-- .ven lang=en -->
A fever is the body turning up the brain's thermostat to make it harder for germs to multiply; it is usually helpful, but a very high fever needs a doctor.

<!-- .vintro -->
**Who acts:** fever, germs, germ, high fever · **What happens:** be, turn up, make, multiply, need · **To what, where:** body, thermostat, doctor

<!-- .vabout -->
This is a sentence of the lesson «The microscopic world: viruses and vaccines» of the biology course of Mova's primary school. The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (fever, germs, germ, high fever), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:258-the-microscopic-world-viruses-and-vaccines.lesson:10
# text = A fever is the body turning up the brain's thermostat to make it harder for germs to multiply; it is usually helpful, but a very high fever needs a doctor.
# source = school lesson (ours)
# course = biology
# lesson = 258-the-microscopic-world-viruses-and-vaccines.lesson
# annotation = Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): no change
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	fever	fever	NOUN	NN	Number=Sing	6	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	body	body	NOUN	NN	Number=Sing	0	root	_	_
6	turning	turn	VERB	VBG	Tense=Pres|VerbForm=Part	5	acl	_	_
7	up	up	ADP	RP	_	6	compound:prt	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	brain	brain	NOUN	NN	Number=Sing	11	nmod:poss	_	_
10	's	's	PART	POS	_	9	case	_	_
11	thermostat	thermostat	NOUN	NN	Number=Sing	6	obj	_	_
12	to	to	PART	TO	_	13	mark	_	_
13	make	make	VERB	VB	VerbForm=Inf	6	advcl	_	_
14	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	13	obj	_	_
15	harder	hard	ADJ	JJR	Degree=Cmp	13	xcomp	_	_
16	for	for	SCONJ	IN	_	19	mark	_	_
17	germs	germ	NOUN	NNS	Number=Plur	19	nsubj	_	_
18	to	to	PART	TO	_	19	mark	_	_
19	multiply	multiply	VERB	VB	VerbForm=Inf	15	advcl	_	_
20	;	;	PUNCT	,	_	24	punct	_	_
21	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	24	nsubj	_	_
22	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	24	cop	_	_
23	usually	usually	ADV	RB	_	24	advmod	_	_
24	helpful	helpful	ADJ	JJ	Degree=Pos	5	parataxis	_	_
25	,	,	PUNCT	,	_	31	punct	_	_
26	but	but	CCONJ	CC	_	31	cc	_	_
27	a	a	DET	DT	Definite=Ind|PronType=Art	30	det	_	_
28	very	very	ADV	RB	_	29	advmod	_	_
29	high	high	ADJ	JJ	Degree=Pos	30	amod	_	_
30	fever	fever	NOUN	NN	Number=Sing	31	nsubj	_	_
31	needs	need	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	24	conj	_	_
32	a	a	DET	DT	Definite=Ind|PronType=Art	33	det	_	_
33	doctor	doctor	NOUN	NN	Number=Sing	31	obj	_	_
34	.	.	PUNCT	.	_	5	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present |  | the body |  |  |  |  | tree rules |
| 2 | **turn up** | gerund | a fever | the brain's thermostat |  |  |  |  | vn appear-48.1.1 «PP.location V NP»: agent=Location thermostat=Theme |
| 3 | **make** | to-infinitive | a fever *not said here* | thermostat |  |  |  | hard *property* | vn build-26.1-1 «NP.asset V NP»: agent=Asset it=Product |
| 4 | **multiply** | to-infinitive | germs |  |  |  |  |  | vn birth-28.2-2 «NP V»: agent=Agent |
| 5 | **is** | present | germ |  |  |  |  | helpful, usually *property* | tree rules |
| 6 | **need** | present | a high fever | a doctor |  |  |  |  | vn want-32.1-1-1 «NP V NP ADV»: agent=Pivot doctor=Theme |

<!-- .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.

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**Licence: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)**, as the whole of Mova corpus 0.4, of which this treebank (the agreed school, `mova-school-agreed-en.conllu`) is part. The lessons were written for Mova's primary school. Sentence `school:biology:258-the-microscopic-world-viruses-and-vaccines.lesson:10`.

**The tree:** Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): no change. **The frames** are read from the tree by Mova's frames reader (`prag`) when this page is built, the lesson read in order, so a pronoun may be resolved from an earlier sentence.

See the [release 0.4](https://md.mova.elamur.ai/free/en/releases/0.4/).

<!-- /div -->

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