How many ________ are there in the school?
A. librarys     B. classes      C. glass   

There are some  __________ on the hill.
A. apple tree     B. apple trees       C. apples tree    

– What’s this?      -- It is ___________.

They had a _______ rest yesterday.
A.3--hours        B. 3--hour         C. 3 hours

She is Linda Brown. Her ______ is Brown.

—What’s your favorite ________, John?
—Swimming，of course.

The market isn’t far from here. It’s only ______ bicycle ride.

---- What should we do before we use this machine?
---- I think we must read ________ first.
A. information           B. instructions          C. book

I like ________, but my brother likes___________.

These  are  my __________.