It was late.She opened the door ________ because she didn't want to wake up her grandma.( )
angrily
quietly
loudly
heavily
Is the woman Miss Zhao?
It ______ be her.She has gone to Qingdao for a meeting.( )
can't
needn't
must
may
New energy cars have been ______ to cut down air pollution.( )
discovered
found
invented
refused
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