13.　 The girl asked him not to leave the door ___________ (关着).

12.　 A cook will be immediately fired if he is found _________　 (抽烟)

11.　 Helen had to shout to _________________ (使自己被听见) above the sound of music.

10.　 This book is worth ________________ (read ).

9.　　　 The new model cars are ________________(在展出). Let’s have a look at it.

8.　　　 I’ll try to _______________ (澄清) this problem to him.

7.　　　 The telephone system __________________(出故障了), which gave people great trouble.

6.　　　 I have to ______________________(列出清单) what I need to buy, so that I won’t _______________(漏掉) anything.

5.　　　 Jane’s father bought her a new race and she ______________ (以…引以自豪) it.

4.　　　 The man ________________________ (提到) his experience in Britain at least three times in his speech.