-Is John coming by train?-He __________, but he can’t. All the trains have been cancelled because of the snow.
#90408
A
may
B
will
C
must
D
should
推荐题目
How he _______ get out of the prison ______ a mystery.
#87966
A
could; is
B
can; is
C
was able to; remains
D
able to; remain
 Were it not for the snowy weather, we ________ all right. 
#89373
A
would be  
B
would have been
C
were
D
may be
If I ______ten years younger, I _____ very happy.
#86935
A
am, would be
B
am, shall be
C
were, shall be
D
were, would be