They ___ have stayed up so late last night. ...

[ Modals ]

They ___ have stayed up so late last night.

A. Should

B. Shouldn’t

C. Haven’t

Select your answer:
A B C D E

Other quiz:

Grammar and Vocabulary › View

When I retired, I am going to do an ________ course in local history at the city university.

A. intramural

B. extramural

C. extraneous

D. outbound

Grammar › View

I’m in a hurry; my class ________ to begin.

A. are about

B. is about

Vocabulary and Grammar › View

Choose the word or phrase that is OPPOSITE in meaning to the underlined part in each of the following questions.

Family plays an integral part in our lives. It’s hard to live without family’s love and support.

A. crucial

B. important

C. huge

D. unnecessary

Comparative Adjectives and Adverbs › View

I have no idea why he spoke … than before.

A. more gently

B. gently

C. gentlier

D. gentle