问题 填空题
用所给单词的适当形式填空。
1. He watched his things _____ (careful) and said nothing.
2. At that time, the young mum _____ (hold) her son  in her arms,with tears in her eyes.
3. The young man _____ ( drop) his cigarette on the floor.
4. My teacher didn't come to school yesterday, because he _____ ( feel) ill.
5. When we got there, he _____ (sit) there and drinking.
答案

l. carefully   2. was holding   3. dropped  4. felt  5. was sitting

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