Câu hỏi: You look so tired! You _______out too late last night.

A. must have been

B. had been

C. had to be

D. should have been

Câu 1: I asked him ___________, but he said nothing.

A. what’s the matter was

B. what was the matter

C. what the matter was

D. the matter was what

Câu 2: Your coffee is not as good as mine.

A. Mine is better than yours.

B. My coffee is more good than yours.

C. My coffee is better than your.

D. My coffee is better than yours.

Câu 3: I'm really sleepy today. I wish I _______ Bob to the airport last night.

A. hadn't had to take

B. didn't have to take

C. didn't take

D. weren't taking

Câu 4: The proposal seemed like a good idea. The manager refused it.

A. The manager didn't like to proposal because it didn't seem a good idea.

B. Since the proposal seemed like a good idea, the manager refused it.

C. The manager refused the proposal although it seemed like a good idea.

D. The proposal didn't seem like a good idea, so the manager didn't accept it.

Câu 5: In my free-time, I often help mom with ___________ the house.

A. clean

B. to clean

C. cleans

D. cleaning

Câu 6: ________as the most important crop in Hawaii is sugar cane.

A. It is ranked

B. That ranks

C. It ranks

D. What ranks