Mrs. Smith showed the boys how to behave ________ like a gentleman at the dinner table.( )
A.happilyB.bravely
C.politelyD.differently
一How long can I keep these books?
一According to the library rules,you __________ return them within 7 days.
must
might
could
In the war against COVID﹣19,the Chinese government is making efforts to make sure the vaccine(疫苗)is _________taken all over the country.
hardly
deeply
widely
一Is everyone here today?
一No.Two students are ________ because they have a cold.
angry
absent
active
Mike has lost new watch.He is looking for it everywhere.
he
his
him
Sansha,a beautiful city,lies ____________ the south of China.
in
on
to