`6`.

`1.B` `->` any

`-` any + phủ định, nghi vấn

`2.A` `->` allow

`-` N(số nhiều) + V(bare)

`3.C` `->` musn't

`-` must/musn't + V(bare)

`4.B` `->` is

`-` N(số nhiều) + are

     N(số ít) + is

`5.A` `->` is

`-` There is + N(số ít) + O

`----`

`7`.

`1`. My friends and I are playing basketball at the moment

`-` N(số nhiều) + are + V-ing + O

`-` at the moment `->` dấu hiệu nhận biết thì hiện tạp tiếng diễn

`2`.There is a tree in front of my house

`-` There + is + N(số ít) + O

`-` N(số ít) + is

`3`. These boxes are bigges than those boxes

`-` o,s,x,z,sh,ch + es

`-` S1 + tobe + adj_er + than + S2

`4`. The boys are stronger than girls

`-` S1 + tobe + adj_er + than + S2

`5`. Travelling by train is more comfortable than travelling by coach

`-` S1 + tobe + more + adj + than + S2

`-` by + phương tiện 

`6`. Students must keep schools clean and beautiful

`-` must + V(bare)

`-` adj + and + adj

`7`. Ha Long Bay has amazing tourist attraction in the North of VietNam

`-` N(số ít) + V(s/es)

`-` in + nơi chốn lớn (thành phố, quốc gia, châu lục,...)

`8`. My neighborhood is in the suburbs in Da Nang City

`-` S + tobe + giới từ + địa điểm

`-` N(số ít) + is

`-` in + nơi chốn lớn (thành phố, quốc gia,...)

`9`. Let's go to the cafeteria and get a cold drink

`-` let's + V(bare)

`10`. Can you tell me the way from our school to your house?

`-` Can you tell me the way from + where + to + where?

`-` can + V(bare)

`color{pink}{Rosie256}`