Last Sunday I went shopping with my mother ________ bought nothing. 
#58480
A
and
B
so
C
or
D
but
推荐题目
---When did you return to China?---_________________.
#56057
A
Until next week
B
Not until next week
C
a few days ago
D
for a few weeks
You will not succeed ______ you work harder.
#56874
A
if
B
when
C
unless
D
because.