8.He has ________ (finish) his homework,so he can play games.　

答案：1.plays　2.is crying　3.have　4.met　5.was　6.doing　7.having　8.finished

●Preparation for new lessons(新课预习)

7.Wait a moment,please.She is ________ (have) a meeting.　

6.He is ________ (do) his homework now.　

5.I ________ (be) watching TV when he came to see me.　

4.I ________ (meet) him yesterday.　

3.They are going to ________ (have) a picnic on this weekend.　

2.Listen!Who ________ (cry) in the next room?　

1.Jenny often ________ (play) the piano in the morning,but sometimes in the afternoon.

10.It is d　　 to cross the street when the traffic lights are red.　

答案：Ⅰ.1.successful　2.suppose　3.crowded　4.stressed　5.expert　6.documents　7.graduated　8.designed　9.solve　10.dangerous

9.The company has a lot of difficulty to s　　.