. He __________ full marks, but he was so careless as to make a spelling mistake.
#88166
A
must have gained
B
can have gained
C
could have gained
D
must gain
推荐题目
Jack is a great talker. It’s high time that he something instead of just talking.
#87419
A
will do
B
has done
C
do
D
did
—— Do you still remember the day when we went to the Great Wall? —— I can’t remember it well, but＿＿＿＿＿＿sometime last autumn?
#89872
A
might it be
B
could it have been
C
could it be
D
must it have been
The flower is dead. I ___ it more water.
#86699
A
will give
B
ought to give
C
could have given
D
ought to have given
I can't thank you _______ much because without your help I _______ have won the first prize.
#87045
A
too; wouldn't
B
very; shouldn't
C
that; might not
D
so; couldn't
—Did you hear about the hero who rescued the child from the burning building?—Yes. What do you think most people ______ if they were in a similar situation?
#86742
A
will do
B
will have done
C
would do
D
would have done