Most birds find it safe to sleep in the trees,but_______they have eggs or young chicks,they don’t use a nest.
#71783
A
why
B
how
C
unless
D
where
推荐题目
See the flags on top of the building? That was _______ we did this morning.
#73048
A
when
B
which
C
where
D
what
Hidden _____ by a big tree, his house was not to be seen.
#72468
A
as it was
B
as it is
C
as it did
D
as he did
He wasn’t looking forward to the time ______ he had to give evidence to the court.
#68807
A
which
B
when
C
that
D
whenever
They put forward a lot of plans at the meeting, none of _______ carried out in their work.
#70526
A
which
B
them
C
what
D
that
Working conditions in that company is few clerks stay longer than three hours.
#72603
A
such that
B
so that
C
that
D
what