. How ____ you be so careless ? 
#89773
A
can
B
will
C
would
D
may
推荐题目
.He has just arrived, but he talks as if he _____ all about that.
#89368
A
know      
B
knows
C
known     
D
knew
All the doctors in the hospital insisted that he________ badly wounded and that he ______at once.
#87457
A
should be, be operated on
B
were, must be operated on
C
was, should be operated
D
was ,be operated on