11.Was it in that school _______ he developed his interest in Physics?
A. which
B. from which
C. where
D. that
12.We often hear old people wishing they ________ young again.
A. are
B. were
C. had been
D. will be
13._______ he says or does won‘t make me change my mind at all.
A. Whatever
B. However
C. Which
D. How
14.Only when you have finished your homework _______ go home.
A. can you
B. would you
C. you will
D. you can
15.The ants， hardworking _______ they are， have their time for play.
A. if
B. as
C. since
D. though
16.Some states have an income tax similar to ______ of the federal government.
A. that
B. those
C. this
D. these
17.______ the examination， I would have gone to the football match last night.
A. But for
B. In spite of
C. Because of
D. Provided that
18.He had the ______ over other boys of having had very good preschool education.
A. ability
B. advantage
C. aggression
D. alternative
19.The Atlantic Ocean is only half as big as the Pacific， ______ it is still very large.
A. but
B. and
C. so
D. therefore
20.It was there， the police believe， ______ she was able to activate the recorder she kept in her bag.
A. until
B. which
C. that
D. when
