1-c

2-a

3-b

 tóm tắt

 400 lít : 88 thùng

 77 thùng : ? lít

 Giải

 Mỗi thùng có số lít là :

 400 : 8 = 50 (lít)

 Cần số lít xăng là :

 50 × 7 = 350 (lít) 

158735 : 3 = 52911,666

475908 : 5 = 95181,6

301849 : 7 = 43121,285714

1. am going to take

2. will stay

3. will happen

4. am going to watch

5. will turn

6. will get

7. Will you come

8. will walk

9. am going to study

10. are going to

\(-2x^2y.\left(-3xy\right)=6x^3y^2\)

Bậc : 5

Hệ số : 6

1.He was cooking meal

-His meal was being cooked
2.They are going to build a new house

-A new house is going to be built
3.They can clean the floor

-The floor can be cleaned
4.You must learn your lesson

-Your lesson must be learned
5.He used to help me

-I used to be helped by him
6.They will help the poor next month

-The poor will be helped next month
7.He is giving me a book now

-A book is being given by him now