______ to we to knock if the door is closed? ...

[ Modal Verb ]

______ to we to knock if the door is closed?

A. ough

B. should

C. had better

D. can

Select your answer:
A B C D E

Other quiz:

Grammar - Collective Nouns › View

Don’t go near that _____________ of elephants!!

A. herd

B. group

C. flock

D. colony

First Conditional › View

if the weather_______, we _______a picnic

A. don’t improve/ will have

B. doesn’t improve/ won’t have

C. don´t improve/ won’t have

Grammar › View

She ______ the questions tomorrow.

A. answers

B. answered

C. will answer

D. was answered

Modals and Semi-Modals › View

We ____ buy any materials for the arts and crafts class. It’s all provided by the school.

A. need

B. must

C. don’t have to