1. He read the letters to all his friends yesterday.
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2. Lan and her pen pal visited many beautiful places in Ha Noi.
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3. They washed our clothes with a new detergent.
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4. Mary washed the dishes every day.
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5. Maria is preparing that report.
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6. The teacher is going to explain the lesson.
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7. Bill invites Ann to the party.
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8. Shakespeare wrote that play.
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9. Shakespeare wrote that play.
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10. Two horses were pulling the farmer’s wagon.
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11. Mrs. Green hasn’t signed those papers yet.
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12. Has Mr. Brown typed these reports?
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13. I didn’t write that note.
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14. People don’t use this dictionary very often.
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15. They have found oil in the Antarctic.
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16. Someone gave Mary this present an hour ago.
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17. They will probably translate her new book into a number of foreign languages.
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18. Has someone repaired this telephone?
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19. They told me that our teacher was sick.
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20. They had to cancel the flight because of the bad weather.
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21. We must finish the project on time.\
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22. People can find a cure for cancer in the near future.
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23. Someone might steal your bike if you leave it outside.
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24. They ought to knock down the old building.
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25. They held the 22nd SEA Games in Viet Nam in 2003.
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26. People raise cows on this farm.
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27. People don’t grow rice in dry countries.
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28. You must do your homework before class.
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29. He has just sent me a greeting card.
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1. While I was reading the newspaper, the cat jumped on the table.
2. Alan met Helen while he was traveling in Morocco.
3. Sally broke her leg while she was skiing.
4. While I was shopping, somebody stole my car.
5. Ruth phoned me eight times yesterday while I was woking.
6. The police stopped me while I was driving home.
7. I heared an interesting report on the radio while I was having breakfast.
8. Dad went to sleep again while he was watching TV.
9. While I washing up I broke a glass.
10. I cut my hand while I was working in the kitchen.
11. When I left the house I took my coat because it was snowing.
12. When I opened the door they were talking about me.
13. The telephone rang while I was cooking.
14 When I last heared from Harry he was working in Portugal.