静电复印技术_爱下问搜题

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问题名词解释

静电复印技术

答案

参考答案：

填空题

用方框内所给单词的适当形式填空，每词限用一次。

in, shop, be, worry, stay, friend, have, talk, she, year

Mary is fourteen 1______ old. She is a student. Yesterday 2______ Saturday. She was very quiet. She
3______ in her room and didn't go out. Her mother asked 4______ to have lunch. She said, "No, I don't
want to have lunch." Her mother was 5______ ,"Tell me,dear. What's the matter?" Mary said with tears (眼泪)
6______ her eyes,"One of my best 7______ went to another school. She's Sally. I always 8______ with her.
But now I feel lonely. "Her mother said, "Mary, everyone 9______ problems in their life. We must face them
and find ways to solve them. Well, let's go 10______ and go to a movie after lunch." Mary said "OK" with a
smile on her face.

判断题

离心泵的“气缚”与“气蚀”现象，在本质是相同的。