I ___ on my report next week so I won’t be able to meet you any day.
#103394
A
am working
B
will be working
C
was working
D
have been working
推荐题目
A library with five thousand books ____________ to the nation as a gift.
#102535
A
have offered
B
are offered
C
has offered
D
is offered
--- I ____ so busily recently that I ____ no time to help you with your maths.---That’s OK. I can manage it by myself. 
#100194
A
had been working; had had
B
have been working; had
C
have been working; have
D
am working; will have
Since the opening and reform policy, China    a boom in its economy.
#102286
A
enjoys
B
has been enjoying
C
enjoyed
D
having enjoyed