I'll go to the library as soon as I finish what I ________.
#105315
A
was doing
B
am doing
C
have done
D
had been doing
推荐题目
5.---Have you handed in your schoolwork yet? ---Yes，I have. I guess it ____ now.
#105345
A
has graded
B
is graded
C
is being graded
D
is grading
______, your composition is full of mistakes.
#105329
A
Writing carelessly
B
Written carelessly
C
Having written carelessly
D
Being written carelessly
Although the causes of cancer ____we do not yet have any practical way to prevent it.
#105341
A
are being uncovered
B
have been uncovering
C
are uncovering
D
have uncovered
8.Customers are asked to make sure that they ____ the right change before leaving the shop.
#105342
A
will give
B
have been given
C
have given
D
will be given
It's really time I went home but I'm enjoying myself, so I ________ here a bit longer.
#105318
A
am staying
B
have stayed
C
stayed
D
stay