31. Our teacher always drives carefully. ( Trạng từ đứng sau bổ nghĩa cho động từ )
32. If you are not be careful, you'll fall off your bicycle. ( Câu điều kiện loại 1 : If + S + tobe | V (s/es), S + will + V (inf) *Đây là công thức dạng chung )
33. My mother used to wash clothes by hand last year, but now she no longer does it. ( CT : used to , CT : S + used to + V(inf) + O )
34. Shanghai is the largest city in population, isn't it ? ( Tag question )
35. I am instersted in the film. ( interested + V -ing )
36. The Imperial Academy was built as the first university in Vietnam by King Ly Nhan Tong in 1076. ( Câu bị động ở dạng quá khứ đơn : S + was | were + V (PII) + place + ( by + O ) + time )
37. Khue Van Pavilion symbol is used on all street signs of Hanoi. ( Câu bị động ở dạng hiện tại đơn : S + tobe + V (PII) + place + (by + O) + time )
38. Volleyball was played in the area yesterday. ( Câu bị động ở quá khứ đơn : S + was | were + V (PII) + place + ( by + O ) + time )
39. Their mother wasn't helped last year. ( Câu bị động ở quá khứ đơn : S + was | were + V (PII) + place + ( by + O ) + time )
40. Mary was met at John's party last night. ( Câu bị động ở quá khứ đơn : S + was | were + V (PII) + place + ( by + O ) + time )