Áp dụng công thức:
-Hoàn thành:
S+have/has+ Ved/ VII +.....
Dấu hiệu: until now, since, for, recently, lately,....
-Quá Khứ:
S+ Ved/ Vqk +.....
Dấu hiệu: thời gian trong qk, last+..., yesterday,....
EXI:
1. Was
2.have____ made
3.Has____ begun
4.has____ bited
5.broke
6.hasn't brought
7.built
8.bought
9.has____caught
10.Have____choosed
11.has____visited
12.did____cost
13.Have____cut
14.have done
15.drew
16.has driven
17.didn't drink
18.Have____eaten
19.has____fallen
20.have___felt
21.fought
22.Did___find
23.flew
24.didn't fly
25.Has_____forgotten
26.gave
27.has____gone
2.grew
29.have____hidden
30.had
31.Has____heard
32.has____held