求老师解答：根据句意和汉语注释,

求老师解答：根据句意和汉语注释,

根据句意和汉语注释,写出单词的正确形式.

1.We all know ________ air does harm to our health.It's necessary to keep our air fresh and clean.(污染) 2.Be careful!This kind of disease can be easily ________ everywhere by some animals.(传播) 3.It was very ________ to hear such a strange noise at midnight.(恐惧的) 4.The shop owner rose to his feet ________ to run after the thief.(立即) 5.The teacher's serious look reduced the little boy who had just done something wrong to ________.(沉默)

dreamboya 1年前他留下的回答 已收到1个回答

7508crm 网友

该名网友总共回答了20个问题，此问答他的回答如下：采纳率：85%

1.polluted 2.spread 3.frightening 4.immediately 5.silence

1年前他留下的回答

7

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