“Drive-ins” have large parking lots _______ customers are served in their cars by waitresses．
#32714
A
who
B
when
C
which
D
where
推荐题目
It remains to be seen ________ this plan is practical enough to keep the project going.
#30340
A
whether
B
how
C
where
D
when
The boy became fatter and fatter each day and __________ made his parents sad.
#33223
A
which
B
what
C
he
D
it
The reason __________ she gave for not finishing the homework is that she was ill.
#31173
A
why
B
what
C
that
D
for