As soon as the national hero came into the hall, everyone became ________ and stood up to welcome him.
tired
cheerful
upset
Although they feel tired,_____ they still go on working.( )
and
but
so
/
It isn't easy for us ______ English well.( )
learn
learns
learning
to learn
Who cleaned the room?
Li Lei _________.( )
is
was
dose
did
The man is feeling much better now,so you ______ call a doctor.( )
needn't
can't
mustn't
shouldn't
My Grandma goes to bed __________ nine every day.( )
in
on
at
for