Exercise 1. Choose the suitable italicised words to complete the following sentences. 

(Chọn từ in nghiêng thích hợp để hoàn thành các câu sau.)

1. To who/whom it may concern.

2. It was a service for which/that I was grateful.

3. The success of a shared holiday depends on who/whom you share it with.

4. Do you like the person who/whom sits next to you?

5. Midway through the second half, Manchester United scored their third goal, at that/ which point Leeds United save up completely.

6. There is one person to whom/who I owe more than I can say.

7. It was the kind of accident for which/that nobody was really to blame.

Exercise 2. Combine the following sentences, using preposition + whom or which. 

(Kết hợp các câu sau, sử dụng giới từ + whom hoặc which.)

1. The man was very kind. I talked to him yesterday.

(Người đàn ông rất tử tế. Tôi đã nói chuyện với anh ta ngày hôm qua.)

2. The man works in the hospital. I told you about him.

(Người đàn ông làm việc trong bệnh viện. Tôi đã kể với bạn về anh ấy.)

3. The woman teaches me English. I am telling you about her.

(Người phụ nữ dạy tôi tiếng Anh. Tôi đang kể với bạn về cô ấy.)

4. The movie is fantastic. They are talking about it.

(Bộ phim thật tuyệt vời. Họ đang nói về nó.)

5. The picture was beautiful. She was looking at it.

(Bức tranh thật đẹp. Cô ấy đang nhìn nó.)

6. I'll give you the address. You should write to it.

(Tôi sẽ cung cấp cho bạn địa chỉ. Bạn nên viết thư đến đó.)

Exercise 3. Complete the following sentences, using who, whom, which or that.

(Ghép các câu sau, sử dụng who, whom, which hoặc that.)

1. Jack is the one ______ I miss most.

2. It was a kind of computer with ______I was not familiar.

3. Do you get on with the person ______ lives next door?

4. I must thank the man from ______ I got the present.

5. It is an event ______ I would rather not forget.

6. The meeting to ______ I went was interesting.

7. The person ______ did it was never caught.

8. That's the woman to ______ Jim used to be married.