—— I can’t get through to the general manager’s office anyhow. —— The line is busy. Someone_____the telephone. 
#89932
A
must use
B
uses
C
must have been using
D
must be using
推荐题目
. If I had got back 5 minutes earlier, I _________ him.
#88040
A
would see
B
would have seen
C
will have seen
D
had seen
—Did you get a ticket then?—Yes,otherwise I _________ the concert last night. 
#86646
A
didn’t attend
B
wouldn’t attend
C
hadn’t attended
D
wouldn’t have attended
Without electricity human life _____ quite different today.  
#87207
A
is
B
will be
C
would have been
D
would be
Don't handle the vase as if it ______ made of steel.
#87420
A
is
B
were
C
has been
D
had been