---- The woman biologist stayed in Africa studying wild animals for 13 years before she returned.---- Oh, dear! She _______ a lot of difficulties!
#89850
A
may go through
B
might go through
C
ought to have gone through
D
must have gone through
推荐题目
— Do you still remember when we went to Nanjing? — I can't remember now but ________sometime last summer?
#89645
A
might it be
B
could it be
C
could it have been
D
should it have been
—— Will you stay for lunch? —— Sorry, ＿＿＿＿＿. My brother is coming to see me.
#89624
A
I mustn’t
B
I can’t
C
I needn’t
D
?won’t
It is required by law that the children above six years old in our country ________ to school to receive education.
#86773
A
would be sent
B
are sent
C
be sent
D
will be sent
Though the ship sunk, all the people on her____ be resuced.
#88157
A
could
B
should
C
had to
D
were able to