I really don’t know ______ about it.
#70621
A
what to do
B
how to do
C
to do what
D
how can I do
推荐题目
--_____ is the bag?  --I think it is our ______.
#70215
A
who, teacher’s
B
whose, teachers’
C
whose, teacher’s
D
what, teacher’s
Let’s take a walk for supper, ______ ______? 
#69467
A
shall we
B
will you
C
will we
D
are you
Your English teacher has never lost his temper, _____ he?
#71040
A
has
B
hasn’t
C
did
D
didn’t