Vocabulary and Structure(20 points)．
Directions：There are 30 incomplete sentences in this part．For each sentence there are four choices marked A,B,CandD．Choose the answer that best completes the sentence．Then mark the correspondingletter on the Answer Sheet with a single through the center．


1、 If something is__________ ，there may not be enough for those who want or need it．
A．rare
B．spare
C．scarce
D．share


2、 __________his being out of town，the meeting will be postponed until next Friday．
A．In the event of
B．With respect to
C．In correspondence with
D．In the case


3、 If I__________ harder at school，I would be sitting in a comfortable office now．
A．worked
B．were to work
C．had worked
D．were working


4、 This book will give you a general__________0f the Second World War．
A．concept
B．view
C．opinion
D．sight


5、 Neither John nor I__________able to persuade Mark’s father to attend the wedding．
A．am
B．are
C．are to be
D．is


6、 __________ the peop}e who saw the exhibition thought it was marvelous．
A．Most
B．Au
C．Every one
D．Each


7、 Living in the centra]Australian desert has its problems，__________obtaining water is not the least．
A．of which
B．for what
C．as
D．whose


8、 Mary couldn’t open the front door because she__________ to take the key with her．
A．has forgotten
B．was forgetting
C．had forgotten
D．forgets


9、 To our__________ ，Geoffrey’S illness proved not to be as serious as we had feared．
A．anxiety
B．relief
C．view
D．judgment


10、 __________ is known to all，China will be an advanced and powerful country in 20 0r 30year's time．
A．That
B．This
C．As
D．It