Câu hỏi:  We …… a lot important inventions in the future.

A. have

B. will have

C. had

D. has had

Câu 1: Today is their golden wedding anniversary. They ….. married for 50 years.

A. have been

B. has been

C. was

D. will be

Câu 2: All of the clothes sold in this store were made …… hand.

A. in

B. with

C. on

D. by

Câu 3: The books and the dictionary….… on the table.

A. were

B. are

C. is

D. have been

Câu 4: After our guests ………, we sat down to dinner.

A. arrived

B. arrive

C. were arriving

D. have arrived

Câu 5: It was really kind ….. you to help poor people.

A. to

B. for

C. of

D. on

Câu 6: She is interested …….. making money.

A. of

B. at

C. in

D. by