His grandparents are used in the morning.( )
A.to exerciseB.to exercising
C.exercise
Our reading club share ideas with each other ______ one hour every Tuesday.( )
to
on
at
for
Mary wants to be ________ good doctor when she grows up.( )
a
an
the
/
I like Super Brain very much.Do you know_______ on show?
At 10:00every Friday evening.It's a good program to make science popular.( )
where it is
where is it
when it is
when is it
I'm feeling terrible!I have a bad cold.
_______.You'd better see a doctor at once.( )
I'm afraid not
Sorry to hear that
Sounds great
You are right.
Our Chinese teacher didn't go to bed______ he finished his work last night.( )
if
until
since
because