Is oxygen the only gas ________ helps fire burn?
#68685
A
that
B
/
C
what
D
it
推荐题目
——You can’t imagine ____ fantastic fun web chatting is.——Really? But it may cause a lot of trouble sometimes.
#72139
A
what
B
how
C
why
D
so
More public kindergartens ________ preschool kids can spend their funfilled childhood will be built this year.
#67155
A
to which
B
with whom
C
in which
D
from where
At first he hated the new job but decided to give himself a few months to see ___ it got any better
#74644
A
when
B
how
C
why
D
if