32. I wish I could answer all the question.

-> Ước ở TL : S + wish + S + would/could + V

33. I haven't seen my uncle since 1990.

-> The last time + S + Ved + was + thời gian...

= S + has/have + not + P2 + since/for...

34. My brother is too young to ride a motorbike.

-> Be + too + adj + (for sb) + to V : Quá

-> Be + adj + enough + (for sb) + to V : Đủ

35. I wish you could come to my party on sunday.

-> Ước ở TL : S + wish + S + would/could + V

35. They have been playing chess for 2 hours.

-> S + started/began + Ving/to V 

= HTHTTD : S + have/has + been Ving

32. I wish I could answer all the question.

@ Câu ước trái với hiện tại:

- S + wish/wishes S + V2/ed (were)

33. I haven't seen my uncle since 1990.

- The last time + S + V2/ed + was + time + ago/in + năm

= S + hasn't/haven't + V3/ed + for/since

34. My brother is too young to ride a motorbike.

@ Cấu trúc:

- S + tobe + (not) + adj + enough to + V-inf: đủ..để làm gì..

= S + tobe + too + adj + (for sb) + toV-inf: quá...đến nỗi không thể làm gì..

35. I wish you could come to my party on Sunday.

@ Câu ước trái với hiện tại:

- S + wish/wishes S + V2/ed (were)

36. They have played chess for 2 hours.

Hoặc: They have been playing chess for 2 hours.

@ Cấu trúc:

- S + started/began + Ving/toV + time + ago

= S + have/has + V3/ed + for/since