皮皮学，免费搜题
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【单选题】
UML中关系主要包括6种，下列不属于其关系的是（）A.
关联
B.
依赖
C.
连接
D.
实现
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】关于GMP,下列说法不正确的是：（）
A.
即良好操作规范
B.
一般是由政府制定颁布的主要用于食品生产与加工企业的一种卫生管理法规或质量保证制度
C.
具体内容和文件形式国内外一致
D.
是食品生产加工企业应满足的基本卫生标准
【单选题】Bracken, a poisonous weed, is spreading and damaging much pastureland in the Northern Hemisphere. One potentially inexpensive and self-sustaining countermeasure is to introduce natural enemies of the ...
A.
That bracken in the Northern Hemisphere grows in approximately the same climates and soil conditions in which it grows in the Southern Hemisphere.
B.
That the released moths will feed on weeds other than bracken that are native to the Northern Hemisphere.
C.
That the livestock that will return to pastures now lost to bracken will develop immunities to the diseases caused by bracken.
D.
That the released moths will survive in sufficient numbers to build a population large enough to reduce bracken and retard its growth.
E.
That traditional methods of control, such as burning, cutting, and chemical spraying, will not become less expensive or labor-intensive than they are now.
【简答题】有感情地演唱《小白船》；并能边唱边声势律动，配合默契
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