I have __________ English book.
A. aB. 6 C. an
It’s yellow. It’s sour. It’s a __________. I don’t like it.
A. watermelon
B. lemon
C. banana
Look at the animal. Is it a duck __________ a goose（鹅）?
A. and
B. or
C. an
There are some ___________ in the basket.
A. strawberry
B. red strawberry
C. strawberries
Look, they are purple ___________. How sweet!
A. cherries
B. oranges
C. grapes