29.B(Thông tin dòng 1)
30.D(thông tin dòng 2-4)
31.A(thông tin dòng 6)
32.B(suy ra từ toàn bài)
VI.
33.Many houses has been destroyed by the fire.
34.Unless the man arrives, we will start the conference without him.
35.My friend, who was injured in the accident, is now in the hospital.
36.My brother started learning English 2 years ago.
Học tốt!