搜搜考试网求老师解答：根据句意和汉语注释,
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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) |
1.polluted 2.spread 3.frightening 4.immediately 5.silence