皮皮学，免费搜题
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搜题
【多选题】
学校健康教育活动通常由哪几部分组成（）A.
准备
B.
设计
C.
实施
D.
评价
E.
结束
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皮皮学刷刷变学霸
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【单选题】The Food and Drug Administration said Wednesday that it is trying to track down as many as 386 piglets that may have been genetically engineered and wrongfully sold into the U.S. food supply. The focu...
A.
Europe
B.
an American research organization
C.
a meat processing plant
D.
an animal farm
【单选题】How many reasons does the speaker give for the fact that animals worldwide are in danger in Track4-1?
A.
2
B.
3
C.
4
D.
5
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