6.　 When I got home , Dad ___________ the computer.

5.　 Mrs. Brown is a doctor and a writer ________.

4.　After the teacher came into the classroom, some students still _________.

3.　We are so glad that you have come to our city ________ of the year.

2.　________ I have enough money, I will buy a new house.

　only if,　 work on,　 at the right time,　 keep talking,　 as well,　 make some noise

1. The teacher told the students not to ___________.

5.　It’s hard for us to make a _________ (decide) right now. We need your help.

4.　The _______(perform) on the stage is Coco Lee. I am her fan.

3.　When you are sleeping. You ‘d better _______(not keep) all the window closed.

2.　I hate that there are too many ____________(advertise) in the newspaper.