---
title: Identify the principal reason for which persons join the end of a qu… — Queues, taking turns and interrupting · tree and pragmatics
description: Identify the principal reason for which persons join the end of a queue. Exam question 1 of lesson 223 «Queues, taking turns and interrupting» of the everyday course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

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# Exam question 1 · Queues, taking turns and interrupting

<!-- .ven lang=en -->
Identify the principal reason for which persons join the end of a queue.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 2 · wrong ✗ · **Who acts:** you, persons · **What happens:** identify, join · **To what, where:** principal reason, end

<!-- .vabout -->
This is exam question 1 of lesson 223 «Queues, taking turns and interrupting» 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/223-queues-taking-turns-and-interrupting/#e1).

## The question {#question}

```conllu
# sent_id = question:everyday:223-queues-taking-turns-and-interrupting:e1:1
# text = Identify the principal reason for which persons join the end of a queue.
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	8	obl	_	_
7	persons	person	NOUN	NNS	Number=Plur	8	nsubj	_	_
8	join	join	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	acl:relcl	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	end	end	NOUN	NN	Number=Sing	8	obj	_	_
11	of	of	ADP	IN	_	13	case	_	_
12	a	a	DET	DT	Definite=Ind|PronType=Art	13	det	_	_
13	queue	queue	NOUN	NN	Number=Sing	10	nmod	_	SpaceAfter=No
14	.	.	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 | **join** | present | persons | the end of a queue |  |  |  | for the principal reason | vn mix-22.1-2-1 «NP V NP»: agent=Agent end=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 {#o1}

<!-- .ven lang=en -->
It is required only in shops

```conllu
# sent_id = question:everyday:223-queues-taking-turns-and-interrupting:e1:o1:1
# text = It is required only in shops
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj:pass	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	aux:pass	_	_
3	required	require	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
4	only	only	ADV	RB	_	6	advmod	_	_
5	in	in	ADP	IN	_	6	case	_	_
6	shops	shop	NOUN	NNS	Number=Plur	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **require** | present · passive |  | It |  | shops |  |  | vn require-103-1 «NP V NP»: subject=Precondition |

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

<!-- .ven lang=en -->
Those at the front have waited longest

```conllu
# sent_id = question:everyday:223-queues-taking-turns-and-interrupting:e1:o2:1
# text = Those at the front have waited longest
1	Those	that	PRON	DT	Number=Plur|PronType=Dem	6	nsubj:pass	_	_
2	at	at	ADP	IN	_	4	case	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	front	front	NOUN	NN	Number=Sing	1	nmod	_	_
5	have	have	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	6	aux	_	_
6	waited	wait	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
7	longest	long	ADJ	JJS	Degree=Sup	6	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **wait** | present · perfect · passive |  | Those |  |  |  |  | tree rules |

### Option 3 {#o3}

<!-- .ven lang=en -->
The front is reserved for adults

```conllu
# sent_id = question:everyday:223-queues-taking-turns-and-interrupting:e1:o3:1
# text = The front is reserved for adults
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	front	front	NOUN	NN	Number=Sing	4	nsubj:pass	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux:pass	_	_
4	reserved	reserve	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	for	for	ADP	IN	_	6	case	_	_
6	adults	adult	NOUN	NNS	Number=Plur	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **reserve** | present · passive |  | the front |  |  |  | for adults | vn get-13.5.1 «NP V NP PP.beneficiary»: subject=Theme for adult=Beneficiary |

### Option 4 {#o4}

<!-- .ven lang=en -->
The end of a queue invariably moves more quickly

```conllu
# sent_id = question:everyday:223-queues-taking-turns-and-interrupting:e1:o4:1
# text = The end of a queue invariably moves more quickly
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	end	end	NOUN	NN	Number=Sing	7	nsubj	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	queue	queue	NOUN	NN	Number=Sing	2	nmod	_	_
6	invariably	invariably	ADV	RB	_	7	advmod	_	_
7	moves	move	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
8	more	more	ADV	RBR	Degree=Cmp	9	advmod	_	_
9	quickly	quickly	ADV	RB	_	7	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **move** | present | the end of a queue |  |  |  |  | invariably, quickly *property* | vn roll-51.3.1 «NP.theme 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.

<!-- /div -->

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- ← previous: [Queues, taking turns and interrupting, test 19](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/223-queues-taking-turns-and-interrupting/t19/)
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