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1 are drinking
2 didn't go
3 will help
4 haven't seen
5 to come/standing
6 will have/to come
7 Have...been/went
8 will be
9 has studied
10 meeting
1. I can speak German fluently.
2. My mum drives carefully.
3. I always study hard before exams.
4. My grandparents can ballroom dance beautifully.
5. My best friend speaks loudly on the phone.
6. I sometimes hand in homework late.
8. I can remember new English vocabulary easily.
1. I'm sometimes late for school in the morning.
2. I hardly ever read magazines about fashion.
3. My dad often surfs the Net in the evening.
4. My best friend never takes photo at school.
5. I sometimes go rollerblading at the weekend.
6. My parents are usually at home in the evening.
7. My neighbor is often noisy on Friday night.
8. My favourite singer always wears a lot of make-up.
1 - c
2 - a
3 - c
4 - d
5 - b (Không khí bị ô nhiễm là 1 trong những vấn đề chúng ta cần giải quyết)
13. A
14. B
15. D
16. C