Is this blue schoolbag Lacy's?
No. It be hers. Her schoolbag is pink.( )
A.mustB.mustn'tC.can'tD.may
He tried many ways to solve the problem.But ______ of them worked.( )
neither
none
all
both
We are going to have a party ______ the evening of June 30th.( )
on
in
at
for
I'm sorry I took your card by mistake,but where is ______?( )
hers
theirs
yours
mine
Though Bill is very young,he has a lot of ______ about Chinese history.( )
information
knowledge
background
experience
I'm flying to Shanghai for a holiday next week.
_________.( )
I′m sorry to hear that
With pleasure
Have a good time
When your mother is leaving