難度：★    考點(diǎn)：代詞

　　1. Peter is my best friend, He often helps _______ with science.

　　A. me B. you C. him D. her

　　2. Reading more helps           learn better.

　　A. we             B. our            C. us               D. ours

　　3. There must be             wrong with the clock. It doesn't work.

　　A. nothing           B. something          C. everything        D. anything

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