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问题 单项选择题

食品生产企业在开工前，必须向质量监督管理部门申请获得（）。

A.食品生产许可

B.食品流通许可

C.餐饮服务许可

D.以上均需要

答案

参考答案：A

填空题

若集合M={x|x2-3x+2=0}，U={0，1，2，3，4，5}，∁UM=______．
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填空题
用方框中单词的正确形式填空。
meet, get ,  follow, land, jump
1. I _____ a letter from Tom yesterday.
2. Don't _____ down from the tree. It's dangerous.
3. A UFO _____ on Center Street while I was shopping.
4. I _____ an old friend of mine when I was in Shanghai.
5. Would you like_____ me to do some shopping?
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