题目内容
3．Our planet，Earth is becoming more and more crowded andpolluted （pollute）．分析 我们的星球，地球正变得越来越拥挤，污染越来越严重．
解答 答案：polluted 考查单词填空．根据题干：crowded是形容词作表语； and 是并列的关系，pollute也要用过分词polluted作表语，表被动．
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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A：（59）D He thinks a girl should have long hair．
B：That sounds fun．（60）E
A：That's true．I think we should talk to them often．
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B：That's right．（57）G
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