60. 被邀请人的数目是50人，但是有很多人因为各种原因缺席了。

20. The new highway is almost _____ than the old one. 

25. —May I play the computer game tomorrow, Dad?—Certainly not, unless your homework _____ by then. 

22. Mrs. Brown is supposed _____ for Italy last week. 

26. —That man looks familiar. —Really? Have you forgotten _____ to him at David’s party?

（ ）52. As an excellent basketball player, Jonathan plays an active part in all of the school’s activities. He thinks sports can help people keep healthy and everybody should take part. He wishes to arrange some activities that everybody could join in.  

27. How much _____ she looked without her glasses!

（ ）15. Reading is the main factor accounting for the eyes diseases.

61.鉴于以上所述，我认为大学生有必要参加社会实践。

41. What shop did the author’s father own?

（ ）51. Simon has got many pen friends and net friends home and abroad. He loves this school and wishes that he could do something to have more people know about it, those excellent teachers and students, the activities and its glorious achievements.

23. Not until the game had begun _____ at the sports ground.