词形变化

Better teachers and a cleaner classroom help me study ________(good)．

词形变化

The ________ Olympic Games will be on in London this summer．(thirty)

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Do you know dinosaurs ________ eggs?(lay)

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Lucy heard a little boy ________ in the street when she was on her way to school．(cry)

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－Does the tortoise belong to ________?

－Yes, it's his．(his)

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Jim, ________ afraid．I'll always stay with you．(not be)

用所给单词的适当形式填空：

The writer was born in Inner Mongolia．He often ________(ride)a horse when he was young．

用所给单词的适当形式填空：

Julie was very happy to receive a lot of beautiful presents on her ________(twelve)birthday．

用所给单词的适当形式填空：

During this year's Reading Week, Kitty read one of ________(famous)books in the world．

用所给单词的适当形式填空：

In the dinner party, the children helped ________(they)to much delicious food happily．