=>
33. Maria suggested helping the homeless in the neighbourhood.
-> suggest Ving : đề nghị, gợi ý
34. I haven't talked to him for five months.
-> chuyển QKĐ sang HTHT, S have/has (not) V3/ed, for + khoảng thời gian
35. Michael is not tall enough to become a pilot.
-> adj enough to V : đủ...để
36. A lot of trees were planted by the students last school year.
-> bị động QKĐ was/were V3/ed
37. Elena is more careless than Linda.
-> so sánh hơn more adj than
38. We are going back to Venice, which is a city in northeastern Italy.
-> which (đtqh chỉ vật)
39. If they knew how to prepare for a presentation, he would feel confident.
-> câu đk loại 2 If S V2/ed, S would V
40. Although Jim came to the show late, he could see the main part of the show.
-> Although S V : mặc dù