26、 Your experiment reports must be checked with care before __________
A．handed them in
B．them handing in
C．being handed in
D．handing them in


27、 He finds it difficult to himself to the climate here．
A．account
B．accustom
C．apply
D．adopt


28、 It was not until an hour later that we heard __________what had happened.
A．through
B．by
C．about
D．from


29、 Burglars __________ and stole some money while the family was away．
A．broke up
B．came to
C．broke in
D．built up


30、 It is said that the math teacher seems __________towards bright students．
A．partial
B．beneficial
C．preferable
D．liable


31、If you __________ that night, you might have been too late to get your ticket．
A．didn't hurry
B．hadn't hurried
C．wouldn't hurry
D．hadn't to hurry


32、 We will agree to do what you require__________ him.
A．of
B．from
C．to
D．for


33、 If John __________ tomorrow, he will work in the garden．
A．comes
B．came
C．is coming
D．will come


34、 I __________ with all the windows closed, but now I'd like some fresh air．
A．am used to sleep
B．am used to sleeping
C．used to sleeping
D．used to sleep


35、 The next train__________ the station at 11 o'clock．
A．leaves
B．has left
C．left
D．leaving