難度：★   考點(diǎn)：副詞比較級與最高級

　　1. - Do you know sound travels very fast?

　　- Yes. But light travels         sound.

　　A. as fast as                                B. a little faster than

　　C. much faster than                        D. slower than

　　2. Who listens _________, Tom, Jack or Bill?

　　A. the most carefully         B. more carefully

　　C. the most careful           D. more careful

　　3. I play basketball every day because I want to play as ______ as Yao Ming.

　　A. well      B. better      C. best

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