Đáp án + giải thích : 
Câu 9⇒18 : thì quá khứ đơn 
9. Mr. John will be staying at this hotel this time next Sunday.
next sunday : thì quá khứ đơn 
10.At 7 pm next Monday, they will be having dinner with Mr. Giang.
Next monday : thì quá khứ đơn 
11.Tien will be studing when I come next Wednnesday.
Next Wednesday : thì quá khứ đơn 

12.We will be having feast when our parents return home.

When:thì quá khứ đơn

13. These students will be going on a picnic this time next Friday.

next Friday. thì quá khứ đơn 

14. They will be rehearsing a play at 11 am tomorrow.

tomorrow : thì quá khứ đơn 
15. Mr. Nam will be taking an exam this time next week.

next week : thì quá khứ đơn

16. Tung get be doing Physics experiment this time next Tuesday.

next tuesday : thì quá khứ đơn

17. I  won't be learning English this time next Saturday.

next saturday : thì quá khứ đơn

18. When you come, I won't be working anymore
When : thì quá khứ đơn 
Chúc Bạn Học Tốt Nhé !!!

Cấu trúc chủ yếu : Thì TLTD :

`-` CKĐ : S + will be + V-ing

`-` CPĐ : S + won't be + V-ing

`-` CNV : Will + S + be + V-ing ?

`9`.will be staying

`10`.will be having

`11`.will be studying

`12`.will be having

`13`.will be going

`14`.will be rehearsing

`15`.will be taking

`16`.will be doing

`17`.won't be learning

`18`.won't be working

`\text{@ TheFox}`