Câu hỏi: If there is a mechanical problem, we suggest ______ the manufacturer directly.

A. contact

B. contacting

C. to contact

D. be contacted

Câu 1: It was an_________ day.

A. enjoy

B. enjoyable

C. enjoyment

D. enjoyably

Câu 2: I wish you________ it again.

A. don’t do

B. won’t do

C. didn’t do

D. wouldn’t do

Câu 3: The telephone was_________ by Alexander Bell.

A. invent

B. invented

C. inventing

D. inventor

Câu 4: Tim is an ______child.

A. imaginative

B. imagine

C. image

D. imagination

Câu 5: Would you mind not _______ on the radio until I’ve finished typing the document?

A. to turn

B. turning

C. being turned

D. to be turned

Câu 6: If it rained , I_________.

A. will go out

B. wouldn’t go out

C. didn’t go out

D. won’t go out