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3. ―When did you go to the museum?

— I       (go) there last year and I have        (be) there many times.

2. —Where is Peter?

 — He's       (go) to the library.

1. How long have you       (be) in Shanghai?

5. Taiwan is one of the largest        (島嶼) in China.

4. The Greens        (收集) many Chinese old pictures so far.

3. I don't believe you can improve your English in such a        (快速的) way.

2. Myteacher       (鼓勵) me to study hard to catch up with others.

1. We love a        (和平的) class and we hate fights.

10. a couple of       

9.tea set