1. Let's play the volleyball tomorrow afternoon. - Why.......................................... viet doesn t go fishing in the winter viet never......................................... my bag is bigger than your bag your bag............................................. this book is thicker than that book that book

`1` .  Why don't we play the volleyball tomorrow afternoon?

 Giải thích: Why don’t we/you + V(nguyên mẫu)… `=` Let's + V `=` Shall we +V ? : Hỏi ý kiến ai đó làm gì .

`2`. Viet never goes fishing in the winter.

Giải thích : Never là adv chỉ tần suất chia ở thì HTĐ 

 Viet là chủ ngữ số ít `=>` Chia goes

`3`. Your bag is not as big as my bag

Giải thích :Cấu trúc so sánh bằng `=>` not as/not so +adj + as 

`4`. That book is thinner than this book

Giải thích : Cấu trúc so sánh hơn `=>` S + V + Adj/Adv + -er + than

`1.` Why don't we play the volleyball tomorrow afternoon?

`->` Let's + V : Hãy làm gì

`=` Why don't we + V?

`2.` Viet never goes fishing in the winter.

`->` Not `=` Never : Không, không bao giờ

`->` HTĐ : S + V(s/es) + O.

`3.` Your bag isn's as big as mine.

`->` SS hơn : S + tobe + adj-er/more adj + than + S.

`->` SS bằng : S + tobe + as + adj + as + S.

`4.` That book is not as thick as this book.

`->` SS hơn : S + tobe + adj-er/more adj + than + S.

`->` SS bằng : S + tobe + as + adj + as + S.