5.Present Perfect vs Present Perfect Cont.
1.The Smiths (donate\just ) money to WWF .
2.They (sell|already ) this house.
3.The eco helpers (plant) the trees all the morning.
4.Mila (collect) the rubbish to recycle for a week.
5.Bobby (talk) on the phone for two hours.
6.I (look) for my keys since 11 a.m.
7. (watch) they this show for 2 hours?
8. We (buy) a new TV set recently.
9.She (work) __ in this school since 1995.
10. I (live) __ without heating for three weeks.
6. Вставьте пропущенные слова. Have to \must\don’t(doesn’t) have to\mustn’t
1. Children … help their parents.
2. You … walk the dog, because I can’t do it. I’m busy now.
3. You … be noisy. Your father is sleeping.
4. You … help me. I’m your brother.
5. He is late. He … run to school.
6. You … answer my question if you don’t want to.
7. I … go shopping to buy some food for a picnic.
8. You … tell me the truth.
9. I … look after my little sister because mum is out.
10. I … speak English to my guest. He doesn’t understand Russian.

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