Bob went to visit the Great Wall _______ his parents.A. and B with C. for
smart birds they are ! A. HowB. How about C. What
your books on the desk ? A. Is there B. AreC. Are there
Mary often helps us our English . A. withB. toC. or
Where the medicine ? A. areB. beC. is
There aren’t people in the room . A. a lot of B. many C. much