--- May I visit you at 10 o’clock tomorrow morning?--- I’m afraid I ______ a document for my boss then. What about 12:00?
#100864
A
am preparing
B
will have prepared
C
will be preparing
D
have been preparing
推荐题目
Internet, as well as telephones, ____ an important part in daily communication. 
#102462
A
is playing
B
have played
C
are playing
D
play
—I’d like a pen which _________ well.—Will this one _________?
#102423
A
is written;work
B
writes; work
C
is written; do
D
writes; do
Would you please keep silent? The weather report        and I want to listen.
#101408
A
is broadcast
B
is being broadcast
C
has been broadcast
D
had been broadcast
The workers ___ busily when the boss came to look for something she ___ in the office.
#103985
A
had worked; had left
B
were working; had left
C
working; had left
D
had worked; left