The roof fell ________ he had time to dash into the house to save his baby.
#80270
A
as
B
after
C
until
D
before
推荐题目
—Look，the paint is starting to come off ________the wall is damp.—Well，we’d better have the wall repainted some day.
#30619
A
when
B
where
C
if
D
once
From space, the earth looks blue. This is ____about seventy-one percent of its surface is covered by water.
#30949
A
why
B
how
C
because
D
whether
Any one seen carrying bags, boxes, or _________ was stopped and examined by the police.
#33295
A
no matter what
B
whoever
C
whatever
D
whichever
Please make a list of ______ the celebration will need for the coming New Year and I’ll do the shopping.
#33495
A
what
B
which
C
when
D
where