词形变换（共10 小题，每小题1分，共10 分）
Our English teacher is       (friend) to us.
The pay phone is        (cross) from the library.
Our life today is much       (good) than before.
May is the        (five) month of a year.
Did you enjoy        (you) at Bob’s birthday party?
Who was the         (win) of the match?
Mary likes to eat       (potato).
Fish can’t live       (with) water.
     (do) your mother like surfing the Internet?
There       (be) a banana and two apples on the table.