19、I looked under _____bed and found ______ book I lost last week.

A. the; a   B. the:  the   C. 不填；the      D. the; 不填

18、We shouldn’t have spent our money testing so many people, most of _____are healthy

A. that   B. which    C. what      D. whom 

17、-----How can I apply for an online course?  

------Just fill out this form and we _____ what we can do for you.

A. see   B. are seeing    C. have seen      D. will see

16、---Where’s that report?

---I brought it to you ____you were in Mr Black’s office yesterday.

A. if  B. when   C. because      D. before 

15、In crowded places like airports and railway stations, you ___ take care of your luggage.

A. can  B. may   C. must      D. will  

14、He has made a lot of films, but ____ good ones.

A. any   B. some   C. few      D. many

13、---Excuse me sir, where is Room 301? 

---Just a minute. I’ll have Bob ____you to your room.

A. show   B. shows    C. to show      D. showing

12、The new group of students is better-behaved than the other group who stayed here ___.

A. early  B. earlier   C. earliest      D. the earliest  

11、You have failed two tests. You’d better start working harder, ____you won’t pass the course.

A. and   B. so   C. but      D. or