1.Nam asked Mai if her father worked there.
2.I will be collected by John at the airport.
3.She asked him if he would stay with her friends the following day.
4.The house was designed by Pike's father in 1980.
5.Do you mind if I sat here?
6.Hoa said that she wanted her room to look nice at festival.
7.Tom said that his friend was coming the following week.
8.The teacher asked me where my father worked.
9.Lan plays video games while Tuan is playing his English homework.
10.Garbage must be collected and taken garbage dump to the students.
11.My family has lived in HCM city for 20 years.
12->15: (Ko có dữ kiện để tl)
16.B
17.C
18.D
19.B
20.B
Chúc bạn học tốt!