You'd better not ring me up between 9 and 10.  I________ an important meeting then” Dr. Lee said.
#100745
A
have
B
had
C
was having
D
will be having
推荐题目
He ___ Beijing for a long time.
#104491
A
has been away
B
has left
C
has been away from
D
left
Residents ________ not to go out alone or to take part in any groups during the period of recent terrorist activities. 
#104240
A
were always being warned
B
are always warning
C
always warned
D
had always been warned
 - Will you be available at three o'clock tomorrow afternoon? - No. I ______ a lecture then.
#99897
A
are attending
B
will have attended
C
will attend
D
will be attending