37. My grandmother lived in the countryside when she was young. → My grandmother used ___________________________________________ 38. I last saw him 2 days ago. → I haven’t _____________________________________________________ 39. Tim is too young to see the horror film. (enough) → Tim ________________________________________________________ 40. No one in the group is younger than Tim. → Tim is ______________________________________________________

2 câu trả lời

37. My granfmother used to live in the countryside when she was young.

S+used to+ V

38. I haven't seen him for 2 days.

S+ has/ have+ $V_{ed}$ /$V_{3}$+ for ...

39. Tim isn't old enough to see the horror film.

S+ am/ is/ are+ adj+ enough+ to verb

40. Tim is the youngest in our group.

 1My grandmother used to live in the countryside when she was young.

cấu trúc used to v: quá khứ thường làm nhưng giừ không làm nữa

2. i haven't seen him for 2 days

thì hiện tại hoàn thành: s+have/has+ved/v3

3.Tim isn't old enough to see the horror film.

cấu trúc enough to v: đủ để làm j

4. tim is the younger in the group

cấu trúc so sánh hơn nhất