1.How many ___do you want?
   A.bread
   B.breads
   C.piece of bread 
   D.pieces of bread
2.You should do more___. Don't always sit at the desk busy
   doing your ___.
   A.exercise;exercises
   B.exercises;exercise
   C.exercises;exercises
   D.exercise;exercise
3.___food is kept in his new cave.
   A.Large quantities of
   B.A great deal of
   C.A large number of
   D.Quite a few
4.Please give me ___.
   A.two piece of paper
   B.two piece of papers
   C.two pieces of paper
   D.two pieces of papers
5.Seventy percent of the students here___from the countryside.
   A.is
   B.are
   C.comes
   D.has come
6.Three-fourths of the homework ___ today.
   A.has finished
   B.has been finished
   C.have finished
   D.have been finished
7.Only___in the school___been repaired.
   A.one third of the desks;has
   B.one third desks;have
   C.one third of the desks;have
   D.one third desks;has
8.The total number of the population in China ___ about
   1,100 million on April 14,1989.
   A.added up
   B.was
   C.were
   D.rose
9.More than 60 percent of world's radio programmes___in English.
   A.is
   B.was
   C.are
   D.be
10.Those who ___ in ___ compositions,please hand them in this
   afternoon.
   A.hasn't handed;his
   B.haven't handed;their
   C.has handed;their
   D.have handed;his
11.Jane is one of the best students in her class who ___ by
   their teacher.
   A.are praised
   B.is praised
   C.praised
   D.praising
12.The whole class ___ the teacher attentively.
   A.are listening to
   B.is listening to 
   C.are listening
   D.is listening
13.The subject of physics ___ always interested him.
   A.has
   B.have
   C.is
   D.are
14.The United States of America ___one of the most developed
   countries in the world.
   A.is
   B.are
   C.was
   D.were
15.Her ___ to her children's faults ___ quite extraordinary.
   A.blind;is
   B.blind;are
   C.blindness;is
   D.blindness;are
16.In winter wet clothes ___ near a fire.
   A.often hanged up
   B.are often hanged up 
   C.is often hung up
   D.are often hung up 
17.The air in big cities ___ very dirty by factories.
   A.are often made
   B.is often made
   C.have often made
   D.has often made
18.Nobody ___ to smoke in the cinema.
   A.allows
   B.allow
   C.is allowed
   D.are allowed
19.The rest of the magazines ___within half an hour.
   A.is sold out
   B.are sold out
   C.was sold out
   D.were sold out
20.A large number of the students in our class ___ girls.
   A.are
   B.was
   C.is
   D.be


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