() you return those books to the library immediately, you will have to pay a fine.
A.Until
B.Unless
C.If
D.Providing
A.Until
B.Unless
C.If
D.Providing
第1题
A.as long as
B.as far as
C.as good as
D.as just as
第2题
A.can’t
B.mustn’t
C.don’t need
D.don’t have to
第3题
B.in return
C.in exchange
D.in particular
第4题
A.needn't have done
B.shouldn't have done
C.must not have done
D.can not have done
第5题
A.needn't have done
B.shouldn't have done
C.must not have done
D.can not have done
第6题
A.who
B.those
C.those who
D.who those
第7题
It is necessary that () before 10 clock.
A.she returns home
B.for her to return home
C.she return home
D.she will return home
第9题
B、in common
C、in return
D、in all
第10题
A.错误
B.正确
第11题
B.investors for long term return
C.those who are a combination of speculators for quick gains and investors for long term return
D.those who have a lot of money