This is _____ ball. You shoould return it to him at once.
A. the boys'
B. the boy
C. the boy's
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Those are black ______.
A. bike
B. a bike
C. bikes
There are some new books for _____ in the library.
A. child
B. children
C. childrens
How much are the ______?
A. meat
B. meats
C. oranges
Is this an ____ car?
A. Chinese
B. English
C. Japanese