Как решать?(дроби) 1/2+1/4 1/2+5//7 1/4+5/6 5/8+5/24 4/5+1/6 3/20+7/25 - Znanija.Site

Как решать?(дроби)
1/2+1/4
1/2+5//7
1/4+5/6
5/8+5/24
4/5+1/6
3/20+7/25
- Предмет:
  Математика
- Автор:
  clarissa
- 5 лет назад

Ответы 2

Как?Реши!
- Автор:
  mariambarry
- 5 лет назад
- 0
к общему знаменателю находим дополнительный множитель и решаем
- Автор:
  colby
- 5 лет назад
- 0
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Помогите решить пожалуйста) Заранее огромное спасибо)
Ex. 24. Fill in during or while.

1. _______ my holidays I learnt to windsurf. 2. ________ Jean was having breakfast, the telephone rang. 3. I met Mr Jones ______ he was staying with our neighbours. 4. In Britain, they usually play football ______ the winter. 5. ______ we were playing basketball, the other pupils were doing a class test. 6. I read an interesting book ______ the flight to London. 7. ______ the first week of his stay in Britain he visited a lot of interesting places. 8. _______ my brother was asleep, I went into his room and borrowed his walkman. 9. ______ we were driving through the forest, we saw several bears. 10. ______ his walk in the park he got very wet. 11. I went to Bristol ______ I was staying in England last summer. 12. She phoned her boyfriend ______ her lunch break. 13. ______ we were performing “Hamlet”, there was a fire in the school hall. 14. ______ our flight to New York the weather got worse. 15. The fans screamed all the time ______ the Rolling Stones’ concert. 16. We stopped five times ______ our drive to Scotland. 17. ______ he was taking his exams, he lost about two kilos.

Model: (talk - ring) While we ______ to John the phone ____ While we were talking to John the phone rang

1. (see - wait) I ______ an accident while I ______ for my train. 2. (get - fall) A young man ____ off the train when suddenly he ______ onto the platform. 3. (run - lie) Several people ___ over to help him because he ____ still ____ there when the train left. 4. (be - examine) A woman who said she ____ a doctor _____ him when my train arrived. 5. (leave - sit) I looked out of the window and just as my train ____ the young man _____ up. 6. (bake - go) I ______ a cake when the light ______ out. 7. (look - come) While I ______ for some candles the light _______ on again. 8. (have to - wait) I _____ finish the cake quickly because my friends ____ for it. 9. (be - give) It _____ a birthday cake, and one of my friends ______ a birthday party at his house. 10. (put - ring) I ______ the cake into a bag when the doorbell ______. 11. (go - stand) I _____ to the door and opened it. Two of my friends _______ at the front door.

TEST YOURSELF

Past Simple or Past Progressive? Both or one of them? Open the brackets, use the right form of the verb.

A

1. I ______ a meal when the light ______ out. I had to stop.

(a) made ...was going (b) made ...went (c) was making ...went

2. He ______ at his watch. The seconds hand _______

(a) has looked ...did not move (b) looked ...was not moving (c) looked ...has not moved

3. When we got to London, it ______ and cars _______ very carefully.

(a) was snowing ...were driving (b) has snowed ...drove....(c) snowed ...were driving

4. When I _____ at the party, June _______ so we only had time for a short talk.

(a) arrived ...was leaving (b) arrived ...left (c) was arriving ...left

5. I _____ to phone you but I _______.

(a) went ...forgot (b) was going ...was forgetting (c) was going ...forgot

B

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