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
Hurry up，kids！The school bus ________for us！ (2013·四川，3)
#105306
A
waits
B
was waiting
C
waited
D
is waiting
The aging population _____ each day .There must be some kind of interesting activity for the old.
#105312
A
has grown
B
grew
C
will grow
D
is growing
--- Why are you so angry?--- Jack failed to return my tennis bat on time again. He _______his words.
#105302
A
is always eating
B
has always eaten
C
always eat
D
always ate
“The moment ________ soon”，he thought to himself，waiting nervously.(2012·湖南)
#105316
A
came
B
has come
C
was coming
D
is coming
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