6．He often ________when he listens to the pop songs．

5．________ ，Andy gave up that toy car．

4．They have already ________to leave their hometown to make a living in the city．

3．一Hello．can I speak to Millie?

一________，please．

2．They ________to protect their right of break last week．

1．We must________ the nature，for the earth is our home．

10．Please tell me if she ________ (come)again next time．

9．Will you come and stay with us for a while when you ________ (finish)doing your homework?

8．I hope he ________ (come)back in a week．

7．In the past，he ________ (prefer)to stay at home safely．