Mother wanted to be a good provider, a role she ________ since her marriage to Father.
#99061
A
shoulders
B
shouldered
C
is shouldering
D
has been shouldering
推荐题目
—Hi!Where you are going!—What’s wrong?—The road repairs______.
#104368
A
haven’t complete
B
weren’t completed
C
haven’t been completed
D
didn’t complete
Unfortunately, when I dropped in, Professor Smith ________, so we only had time for a few words. 
#104738
A
has just left
B
had just left
C
just left
D
was just leaving
It is the only time in history that two Nobel Prizes ________ to the same person.
#99810
A
have been given
B
had been given
C
have given
D
will give