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
Some people who don’t like to talk much are not necessarily shy；they ______ just be quiet people.
#4938
A
must
B
may
C
should
D
would
We shouldn’t spent our money testing so many people, most of _____are healthy
#5034
A
that
B
which
C
what
D
whom
--- Are you unsatisfied with what he has given you ? --- Sure．It couldn’t be ______ .
#4639
A
any worse
B
so bad
C
much better
D
the worst
.—May I see your ticket, please? I think you ________ in my seat.—Oh, you’re right. My seat is upstairs. I’m terribly sorry.
#4761
A
are sitting
B
sit
C
sat
D
have sat
.The teaching building is _________ by many trees, some ______ over 30 metres.
#4739
A
surrounded, measuring
B
surrounded, measured
C
surrounding, measured
D
surrounded, measure