1. I ________________ (already/ read) that book. It’s fantastic.
2. We ________________ (not do) any volunteer work five years ago.
3. James ________________ (do) lots of volunteer work when he was in high school.
4. I think people ________________ (eat) more healthy food in the future.
5. People ________________ (need) about 2,000 calories a day to stay in shape.
6. ______________ (Alex/ ever/ be) to Seattle? ~ Yes, he ______________ (be) to Seattle once.
7. Right now, Margaret ________________ (have) a shower. Do you want to ring later?
8. Be a Buddy ________________ (establish) in 2011.
9. We encouraged people ________________ (recycle) bottles, cans and paper.
10. My mother enjoys ________________(do) charitable work.
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Sinh Học lớp 12
