In American, a friend inviting you to a restaurant doesn't mean that he or she will pay for the meal ______ you are told ahead.
#55342
A
until
B
unless
C
although
D
if
推荐题目
There are few new words in this article, __________ no one can understand it.
#56232
A
and
B
or
C
but
D
so
My sister is only five, but she always tells me ____ my pictures are good or not.
#58117
A
if
B
whether
C
that
D
how
