Some scientists say that flying saucers might be people's............... ?
A.imagine
B.imaginative
C.imaginary
D.imagination

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
He _______ have watered the plants. If he had, they wouldn’t have withered.
A.mayn’t               
B.can’t 
C.shouldn’t                 
D.needn’t

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions from 1 to 14.
I refuse to believe a word of it, it's a cock-and- _______ story.
A.bull                                     
B.hen                                      
C.duck                                  
D.goose

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Everyone thinks that the concert last night was extremely successful, ________?
A.wasn't it         
B.doesn't he          
C. was it          
D.don't they

Why was Dickens' father put into prison?
A.Because he could not pay his debts.
B.Because he was a robber
C.Because he broke out of prison before.
D.Because he run business illegal.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer in each of the following questions.
Twenty thousand years ago, a sheet of ice a thousand meters ______ covered part of Canada.
A.thicken
B.thick
C.thickly
D.thickness

After Jill had realized that the new computer was not what she really wanted, she___ it for another one.
A.dropped
B.traded
C.turned down
D.bought

Thank you for inviting me to the party. I wish I can but I can't.
A.for
B.inviting
C.to
D.can

She prefers going to the library to staying at home.  
A.She would rather go to the library than stay at home.
B.She likes nothing better than going to the library.
C.She does not like either going to the library or staying at home.
D.She stays at home instead of going to the library.

Why does the author mention “impact craters”?
 
A.to show the result of the Moon not having an atmosphere.
B.to show the result of the Moon not having active tectonic or volcanic activity.
C. to explain why the Moon has no plant life because of meteorites.
D. to explain the corrosive effects of atmospheric weathering.