A.isB.areC.wereD.have beenThe population of the earth（）……

单项选择题The plane was about to（）, and yet I left my ticket behind.

A.take off   
B.take on
C.take up   
D.take in

单项选择题The people in this city have planted（）trees along both sides of the streets.

A.a great deal of  
B.much  
C.a large amount of  
D.a lot of

单项选择题The old man lives（）. He always feels（）.

A.lonely, lonely 
B.alone, alone 
C.lonely, alone
D.alone, lonely

单项选择题The number of students of this school（）large.

A.are 
B.are not
C.isn't 
D.aren't

单项选择题The next train to Beijing is（）to arrive at a.m.

A.due    
B.sure
C.early  
D.late

单项选择题The news made the old lady very（）

A.sadder  
B.sad
C.sadly
D.sadness

单项选择题The new assembly line having been adopted, the factory produced（）cars in as the year before.

A.as twice many   
B.twice many as 
C.twice as many   
D.as many as twice

单项选择题The music was so loud that she had to raise her voice to make herself（）

A.hear   
B.heard   
C.to hear   
D.hearing

单项选择题The music sounded（）. I enjoyed every minute of it.

A.well 
B.boring 
C.wonderfully 
D.beautiful

单项选择题The museum（）we visited last Saturday was set up twenty years ago.

A.where
B.to which 
C.which 
D.for which

单项选择题The manager will not（）us to use his car.

A.have 
B.let
C.agree
D.allow

单项选择题The man（）Mary was so tall that she could hardly see the show.

A.in front of 
B.in the front of 
C.at the back of
D.at the beginning of

单项选择题The league secretary and monitor（）asked to make a speech at the meeting.

A.has
B.was
C.are
D.were

单项选择题The Japanese,（）average, live much longer than the Europeans.

A.with
B.in
C.to
D.on

单项选择题The girl sometimes has difficulty（）what the teacher says in class.

A.understand  
B.understanding  
C.to understand  
D.understood