Câu hỏi: What would you do if you _________a UFO?

A. see

B. saw

C. would see

D. had seen

Câu 1: The letter _____ by her for 20 minutes.

A. was written

B. has been wrote

C. has written

D. has been written

Câu 2: I usually ______ to school by bus.

A. go

B. goes

C. going

D. gone

Câu 3: Lan is ............ than Hoa

A. tallest

B. tall

C. taller

D. more tall

Câu 4: What ................. your telephone number?

A. is

B. are

C. does

D. do

Câu 5: ........................ a beautiful day!

A. It

B. Which

C. Where

D. What

Câu 6: If I _____ you, I would forget to buy that house.

A. was

B. were

C. am

D. will be