Rewrite

a) You must stay in bed because of your illness -> you must ...

b) Putting a knife into an electrical socket is dangerous -> it's ...

c) it's a long time since we became close friends -> we have ...

d) People make cheese from milk -> chesse ....

e) Our factory doesn't produce this kind of paper -> this kind ...

Hãy xác định CTHH của 1 oxit sắt biết rằng khi cho 32 gam oxit sắt này tác dụng hoàn toàn với khí CO thu được 22,4 gam Fe . Biết M của oxit sắt này là 160 gam .

1. We thanked them ..... all their help

2. Wine is made ... grapes

3. Santa claus is based .... the description of Saint Nichila

4. I last saw Nam .... 2000

5. What's the weather ... ?

6. Could i help you ... your luggage

7. We should use cloth bags instead .. paslactic bags

Chia V trong ngoặc

1. The city ( become ) more beautiful and more beautiful two adays

2. Her son (get ) taller ang taller , Nam

3. You (be) to Phong before ?

1. It is very important for you to revise the lesson carefully

-> You have .....

2. Noone in ther group is younger than Nga

-> Nga

3. Would you mind smoking in here ?

-> I 'd rather you ....

4. We started living in HaNoi since in 1999 . -> we have ........

5. Hoa last wrote to her parents two months ago -> Hoa hasn't ......

6. How long is it since he bought the computer ? -> when ..

7. They have just sent an ambulance to choool -> An....

8 . Thay are building a new supermarket here next years -> A new .....