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: I will see you again. We are all looking forward _______ again.

A. to see you

B. for seeing you

C. to seeing you

D. seeing you

Câu 2: It was an_________ day.

A. enjoy

B. enjoyable

C. enjoyment

D. enjoyably

Câu 3: 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 4: I wish you________ it again.

A. don’t do

B. won’t do

C. didn’t do

D. wouldn’t do

Câu 5: The telephone was_________ by Alexander Bell.

A. invent

B. invented

C. inventing

D. inventor

Câu 6: The boy likes ________ games but hates ___________ his lessons.

A. play/ study

B. playing/ study

C. play/ studying

D. playing/ studying