There were signs here and there, _____ visitors to look out for ______ rocks.
#5018
A
warning; fallen
B
warned; falling
C
to warn; fallen
D
warning; falling
推荐题目
It is re ported that the United States uses _____ energy as the whole of Europe.
#4928
A
as twice
B
twice much
C
twice much as
D
twice as much
People traveling long distances frequently have to decide ______they would prefer to go by land, sea or air.
#59055
A
which
B
how
C
why
D
whether
Her genuine love for you may _______ what she has sacrificed (牺牲)to make you succeed.
#4730
A
stand for
B
count for
C
account for
D
speak for
.Walking alone in the deserted village, John was scared. He thought he ______Tom to go with him.
#4735
A
might have asked
B
should ask
C
must have asked
D
should have asked
Choosing a college major can be a difficult task, but it is nothing to take .
#4591
A
slightly
B
lightly
C
seriously
D
hardly