1. She cleaned the house. Then she went to the market.

=> She went ………………to the market after she had cleaned the house ………………………………………………………………

2. Richard can cook very well.

=> Richard is a ……………good cook………………………………………………………………

3. Mr. Nam is the owner of this house.

=> This house ……………belongs to Mr Nam………………………………………………………………

4. How much are these shoes?

=> How ……much do these shoes cost………………………………………………………………………………

5. Our resources of energy will soon end unless we try to save it. 

=> If ……we don't try to save our resources of energy, they will soon end………………………………………………………………………………….

6. How heavy is your brother?

=> What ……is the weight of your brother………………………………………………………………………………

7. Doing exercises every morning is good for us.

=> It  ……is good for us to do exercises everymorning………………………………………………………………………………….

8. He often flies to London.                                                           

=> He often goes .………………to London by plane…………………………………………………………

9. I have a brother and two sisters.

=> I have three……brother and sister……………………………………………………………………….

10. Phong was sleepy, but he still stayed up late to watch the end of the game on TV.

=> Although Phong was sleepy, he still stayed up late to watch the end of the game on TV. ………………………………………………………………………………