1 A: Yesterday I spent three hours doing those physics exercises for homework.
B: It took me a long time, too. Did you do the maths problems?
A: No, I didn't have time.
2 A: My sister earned a music degree at university and now she plays in an orchestra.
B: Did she make a lot of money when she started?
A: No, but she had fun.
3 A: I went to a summer camp last July.
B: Did you meet many friends?A: Yes, I met people from lots of different countries.
4 A: I didn't do very well in the exam last week. I know I made a lot of mistakes.
B: That's because you didn't spend much time revising.
A: I know. I thought I had a good memory, but I was wrong!

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