题目内容
20．We won't go to movies if hedoesn't come（not come） tomorrow．分析 如果他明天不来，我们不去看电影．
解答 答案：doesn't come 考查单词填空．根据题干：if引导的条件状语从句，时态是主将从现原则，故从句要用一般现在时，主语是he，come是行为动词，否定句需加助动词doesn't，故答案是doesn't come
点评 解答此题的关键是根据语境推测要填内容表达的含义，然后能理解各选项内容，有时可能没有必要细细区分每个单词的含义，仅根据句子语气就可以判断出正确答案．
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