I/ 1. She’d live in London if she knew someone there.
2. I’d live in the country if I could find a job there.
3. If I had a spare ticket, I’d take you to the concert.
4. If they understood the problem, they’d find the solution.

5.If he didn’t sit around too much, he’d be fit.

II
1-> Brenda is a friend with whom I went on holiday

2-> This is Mr Smith, whose son plays in our team

3-> Her book which became a best seller was published last year

4-> This is the bank from which we borrowed the money

5-> I told you about the person who is at the door

1. She'd not live in London if she didn't know anyone there (câu ĐK loại 2)

2. I'd not live in the country if I didn't find a job there (câu ĐK loại 2)

3. If I don’t have a spare ticket, I can’t take you to the concert (câu ĐK loại 1)

4. If they don’t understand the problem, they won’t find a solution (câu ĐK loại 1)

5. If he sits around too much, he won't be fit. (câu ĐK loại 1)

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1. Brenda is a friend who went on holiday with me.

2. This is Mr. Smith whose son Bill plays in our team.

3. Her book which was published last year became a best seller.

4, This is the bank from which we borrowed the money.

5. I told you about a person who is at the door.