题目内容
根据句子意思,用括号内所给词的适当形式填空。
1.We don't know why he made no _______(appear)at the office today.
2.The young teacher has a strange way of making his classes interesting and _______(live)3.Many fish died because of the _______(pollute)water in the lake.
4.Children should go to school for _______(educate).
5.Zoos provide clean and safe places for _______(endanger)animals to live.
1.appearance 2.lively 3.polluted 4.education 5.endangered
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