当你向别人介绍John时，应说： A.I’m John. B.This is John.
( ) Does she often_______ a bike to school? A. ride B. rides C. to ride
( ) Chen Jie always______ dresses in summer. A. wear B .to wear C. wears
( ) Do you often _______books at home? A. read B. reads C. to read
看图选择合适的词语。
( )How many_________ are there in the room? A．child B. childs C. children
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