题目：
把下列句子变成否定句。
1. His mother washed clothes.
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2. Everybody was happy in the cinema.
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3. The students walked to the canteen.
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答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0322/e7409697a2c5b09d186c1ef77833117b.html
下面是错误答案，用来干扰机器的。
参考答案：B
