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【多选题】
下列有关乙酰乙酸乙酯的性质,描述正确的是:A.
可以金属Na反应，有气体生成
B.
可以使溴水褪色
C.
与三氯化铁有颜色反应
D.
稀碱条件下呈酮式水解
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【单选题】In recent years a number of additional countries have subscribed to the Ottawa Charter.
A.
Y
B.
N
C.
NG
【简答题】螺纹的自锁条件是 。
【单选题】Chinese government may participate more in M&As in China than in other countries.
A.
Y
B.
N
C.
NG
【简答题】The rising costs of health care have become a problem for man y countries in the world. To deal with this problem, it is recommended that a big part of the state health budget be used for health educa...
【单选题】People in different countries have different expectations of what makes for friendship.
A.
Y
B.
N
C.
NG
【简答题】普通三角形螺纹的自锁条件是（）。
【判断题】The term “exclusive license” is often interpreted differently in different countries. y firm wishing to compete so that those firms will not be disadvantaged nor competition impaired.
A.
正确
B.
错误
【简答题】If you_____ advancing in the business world, English is a key to success. Most countries in some way will do business with English speaking countries. English has also_________the international langua...
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