18.　 The necklace cost us thirty-six thousand f_______!

17.　 M_______ like to attack people at night.

16.　 After all these years we’ve at last paid off our _______(债务).

15.　 A government official will come to our school to give a　 l______　 on international relations.

14.　 Look at that _______(钻石) necklace! It’s beautiful!

13.　 Time is _______(珍贵的) to us, we must make the best of it.

12.　 I quite appreciate your _______(积极的), attitude towards the problem.

11.　 Dickens is my favourite a_______.

10.　 The necklace is w_______ 3000 Yuan.

9.　　　 It’s a good idea to write an _______(提纲) before you make a speech.