1)
1. Have you ever driven a car?
2. While I was waiting, I saw Sandy.
3. We saw the new horror film last night but I enjoyed it.
4. I have had three different teachers since I started learning English.
5. They will open a big department store in the town centre next month.
6. How long have you been a doctor?
7. Alfie thinks it's a really good idea.
2)
1. I can't stand waiting in queues.
2. Sorry I'm late. I've been to the library.
3. Did you get some replies to the advert?
4. Chips are bad for your health. (здесь не уверен)
5. He's spoken Spanish since he was six.
6. I saw a few of my classmates outside the museum this morning.
7. How much did you pay for that?
3)
1. He's the funniest person in the class.
2. It's more peaceful to live in the countryside than in the city.
3. Have I cooked meat long enough? I don't want you to be ill!
4. This text is more difficult. I don't understand these words.
5. The church isn't as far as the farm.