Hoàng Anh

Vũ Trường Toàn | Chat Online Report
1. Before i passed the exam, i had worked very hard.
2. After i had considered what to study, i decided major in Maths.
3. Before she went to bed,  she had written a letter.
4. After he had checked the prices, he bought a cassette.
5. Before he felt a little better, he has taken some medicines.
minh không chắc về tính đúng đắn của nó lắm nha

Vũ Trường Toàn | Chat Online Report
I. 
1.(self)
2.A(not sure)
3.D(not sure)
4.D
5.A
II.
1.
2.A
3.B
4.B
5.D
6.A(not sure)
7.C
8.B
9.A
10.D
11.B
12.C
13.B
14.C
15.D
16.C(not sure)
17.A
18.A(not sure)
19.(self :))