“Drive-ins” have large parking lots ______ customers are served in their cars by waitresses.
#32599
A
who
B
when
C
which
D
where
推荐题目
It must have rained last night, ________ the ground is wet now.
#31320
A
for
B
because
C
since
D
now that
It puzzles the scientists _____ some mammals produce their young _____ others lay eggs.
#30772
A
that; while
B
what; while
C
that; as
D
what; as