31、―You like the Lenovo Computer. Why not buy one?

―Well. I can’t afford ________ computer.

A．that expensive a   B．a that expensive  C．that an expensive  D．an expensive that

30、―Shall we go and visit the History Museum next Sunday?

―________

A．Here you are               B．Sorry, I can’t                C．Yes, please           D．Let me try

29、

It’s your own fault. You ________ take your baby with you.

A．must                          B．would                 C．need                    D．shall

28、Talk to me about ________ is troubling you.

A．that                      B．whichever           C．whatever              D．which

27、These new discoveries may _______ light on the origin of the universe.

A. put              B. gave         C. threw           D. brought

26、Knowing how long the test would last, the students who finished ______ back and waited until the end of the exam.  

A. settle    B. settled     C. settling    D. to settle

25、Her new book is about a murder mystery ______ on actual murders that took place in Florida several years ago.

A. having been based       B. to be based      C. based      D. having based

24、 Ms. Smith is a talented and experienced engineer, so she was ____ head of the department.

A approved     B. pushed       C. appointed      D. agreed

23、When he woke up he found himself ___in bed in the hospital and ____a group of doctors.

A. to lie, to be surrounded            B. lying, being surrounded

C. lying, surrounded                    D. to lie, surrounded

22、The notice says that only when your identity has been checked _____.

A. will you allow in          B. will you be allowed in

C. you will allow in          D. you will be allowed in