Exercise 6.Change the verbs in brackets into the Simple Past or the Past Continuous:
1.They (study)…………..in the library when the fire alarm went off
2.It (snow)……………..when I got up this morning.
3.Albert Einstein ( die)………………in 1955.
4.Tom ( go)……………..to the post office twice yesterday.
5.Hellen (wait)……….in the lobby,wasn’t she?
6.He (work)……………..his way through college at that time.
7.He (teach)………..economics at Harvard for almost 50 years.
8.The wind (blow)…….very hard when I went out this morning.
9.He fell while he ( go)…………down the stairs.
10.My car ( break)…………….down this morning on the way to work.
Exercise 7.
1.She was sleeping and the fire started.
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2.It began to rain and what were you doing.
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3.The farmer started whishing and he wasploughing the field.
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4.You came and what they doing?
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5.She was reading a book and the man came in.
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6.They were working in the fiend and the volcano erupted.
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Ex 6: 1, were studying
2, was snowing
3, died
4, went
5, was waiting
6, was working
7, taught
8, was blowing
9, was going
10, broke
Ex 7: Bạn ghi đề
Exercise 6
1 were studying
2 was snowing
3 died
4 went
5 was waiting
6 is working
7 has taught
8 was blowing
9 was going
10 broke
Exercise 7.
1 The fire started while she was sleeping
2 What were you doing when it began to rain
3 When the farmer started whishing while he was ploughing the field
4 What were they doing when you came
5 The man came in while she was reading a book
6 The volcano erupted while they were working in the fiend
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