—I wonder if you could go with me to the shopping mall.—Don’t disturb me. I ______ my experiment report all the morning and haven’t finished yet.
#101610
A
wrote
B
was writing
C
have written
D
have been writing
推荐题目
——Will you come to my office when you      your work?  ——Sure. 
#103289
A
finished
B
are finishing
C
have finished
D
will finish
The water supply has been cut off temporarily because the workers ____ one of the main pipes.
#100577
A
had repaired
B
have repaired
C
repaired
D
are repairing
Want to buy that kind of cloth because I       the cloth       well.
#101067
A
have told; washed
B
have been told; washes
C
was told; washed
D
have been told; is washed