Bài 1. Chia động từ trong ngoặc ở dạng quá khứ đơn hoặc quá khứ hoàn thành:
71. While I (study)………………in my room, my roommate (have)________ a party in the other room.
8. After they (go) ………………………, I (sit) ……………….. down and (rest) ……………
9. Yesterday, John (go) ………………….. to the store before he (go) ………………… home.
10. She (win) ………………………. the gold medal in 1986.
11. Our teacher (tell) …………….. us yesterday that he (visit) ……………… England in 1970.
10. They ……………………….. (watch) football on TV at 7 p.m. yesterday.
12. Alan (have) ………. hardly (prepare)……….. for dinner when her husband (go)……..home
13. No sooner (have) …………….… I (watch)……………. TV than the phone (ring)…………
14. - “ It is the first time I ……………… (eat) sushi” , said Bill.
15. – “ I …………….. (break) my glasses yesterday”, said Lan.
BÀI 2: CHO DẠNG ĐÚNG CỦA ĐỘNG TỪ
The leaf was yellow because it ____________ (not/rain) all summer.
The lamp went off because I ____________ (not/pay) the electricity bill.
Hoa____________ (not/do) her homework, so she was in trouble.
She ____________ (not/eat) so we went to a restaurant.
I couldn’t go into the cinema because I ____________ (not/bring) my tickets.
He said that He ____________ (not/visit) the US before.
Hoa and Lan ____________ (not/meet) before the exam.
I ____________ (not/have) lunch when she arrived.
She ____________ (not/use) smartphone before, so I showed her how to use it.
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Sinh Học lớp 12
