--When      your mother       you that computer?---Oh, I have forgotten.
#37379
A
does,buy
B
has, bought
C
has,had
D
did,buy
推荐题目
There _________ a concert on Qixing Square next Monday evening.
#42339
A
is
B
is going to
C
is going to be
D
will have
Look! It is _______so_______!
#37730
A
snowing, big
B
snows, heavily
C
snowing, heavily
D
snowing, heavy