Battery-operated slippers are used ______ seeing in the dark.
#48363
A
to
B
as
C
by
D
for
推荐题目
–When did the earthquake of Ya’an happen?–It happened _______ April 20, 2013.
#48000
A
at
B
in
C
on
D
to
Do you want to chat ________ your friends _______ the Internet _________ weekends
#49736
A
with,in,for
B
with,on,at
C
to,on,at
D
to,at,on
