Fill in the Blanks

The passive voice 'were resumed' is correct because hostilities are the object being resumed by an implied agent.

The simple past tense 'occurred' is used because the sentence specifies a definite time in the past (1919).

The passive voice 'been told' is required because the subject 'they' is receiving the action of being told.

The simple present 'spends' is used to describe a habitual or regular action.

The causative structure 'have something done' requires the past participle 'filled'.

The simple past 'awaited' is appropriate for a narrative description of a past event.

The simple past 'selected' is the most direct and appropriate verb form for this context.

The past perfect 'had been' is used to describe a state that continued up to another point in the past.

'Used to' correctly describes a past habit that is no longer true.

The phrasal verb 'dealt with' is the correct idiomatic phrase for handling or addressing a situation.

'Ought' is followed by 'to' to express moral obligation.

'Need' is the correct modal here to express the lack of necessity.

The modal verb 'dare' is used to express boldness or challenge in asking how someone has the audacity to do something. The other options do not fit the idiomatic structure of this expression.

The modal 'must' is used to express a strong obligation or a strict requirement. In the context of exam rules, candidates are strictly required not to write their names on answer sheets.

 'The' is used to refer to some particular flowers.