题目内容
17．Jack does muchbetter（well）in swimming than her sister．分析 杰克游泳比她的姐姐好得多．
解答 答案：better 考查单词填空．根据题干than两者之间比较要用副词的比较级，well比较级是better．
点评 本题考查用所给单词的适当形式填空，首先要根据语境明确句意，然后再根据相关语法对所给单词在形式上做出正确的变化．
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