在英语越来越重要的21世纪，学好英语成了大学生最重要的目标。为帮助大学生更好地掌握英语知识，特提供以下资料：
1.There was a large crowd of demonstrators ____ against the war.
A)protecting
B)preserving
C)protesting
D)prosecuting
2.I'm afraid I will have to ____her invitation to the party.
A)refuse
B)refute
C)ignore
D)decline
3.The coat I bought yesterday is not expensive at all.As a matter of fact, I would gladly have paid ____ for it.
A)as much twice
B)much as twice
C)as twice much
D)twice as much
4.He can't start the car because the battery has ____.
A)run up
B)run down
C)run over
D)run off
5.Without facts, we cannot form a worthwhile opinion, for we need to have factual knowledge ____ our thinking.
A)upon which to base
B)which to base upon
C)which to be based on
D)to base on which
6.This design is ____ that one.
A)more superior to
B)far superior than
C)more superior than
D)far superior to
7.I wondered what her ____ to the news would be.
A)impression
B)reaction
C)comment
D)opinion
8.She shouldn't have stood in a queue; she ____ her underground ticket from the machine.
A)has got
B)must have got
C)could have got
D)got
9.Don't worry.____ that you will be treated equally.
A)I'll look forward to it
B)I'll try my utmost
C)I'll be on the alert
D)I'll see to it
10.The workers agreed to ____ the strike if the company would satisfy their demand.
A)call off
B)call out
C)call to
D)call on