— How could they keep us waiting for so long? — They got on the bus half an hour ago and they ________ be here in ten minutes, I think.
#88295
A
might
B
would
C
should
D
must
推荐题目
 If I ____ you, I would join the army.
#86757
A
am
B
was
C
were
D
would be
—Sorry, the tickets have already been sold out.—Really? Maybe I _______ a little earlier.
#86439
A
should come
B
should have come
C
could have come
D
must have come
 But for water,it ______ possible to live in the desert.
#86913
A
is    
B
was
C
were
D
wouldn't be