Câu hỏi: I'd have bought Sam's car if I'd known he was selling it. 

A. I knew Sam wanted to sell his car.

B. I didn't buy Sam's car because I didn't know he was selling it.

C. I bought the car without knowing it was Sam's.

D. I'll buy the car as soon as Sam decides to sell it.

Câu 1: I would rather have an egg for breakfast. 

A. I prefer to have an egg for breakfast.

B. I would eat an egg if I was hungry. 

C. I'll have an egg if there's nothing else. 

D. I don't want to eat eggs for breakfast. 

Câu 2: "If only I'd learnt to drive," Roger said. 

A. Roger thinks he should learn to drive now. 

B. Roger is pleased he learnt to drive. 

C. Roger wishes he had learnt to drive.

D. Roger regrets learning to drive. 

Câu 3: She told us to help ourselves to the apples in the basket. 

A. She offered us some apples in return for our help.

B. She wanted us to help her pick the apples from the basket.

C. She let us have as many apples as we wanted. 

D. She wanted us to pick the apples ourselves.

Câu 4: He survived the operation thanks to skilful surgery.

A. He survived because he was a skilful surgeon. 

B. Without skilful surgery, he would have died.

C. Because skilful surgery, he survived the operation

D. He died after the operation. 

Câu 5: It was thought that the accident was caused by human error. 

A. People think that human error causes the accident. 

B. The accident was thought to be caused by human error. 

C. The accident is thought to cause human error

D. People thought that the accident is caused by human error. 

Câu 6: Our opinions on the subject are identical. 

A. There's some difference in our opinions on the subject.

B. We differ in opinions on the subject.

C. We have the same opinions on the subject.

D. We look like each other.