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【判断题】
朱砂、雄黄等矿物药经过制得的粉末极细,外科和内服均可使用A.
正确
B.
错误
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【简答题】Never reveal your weaknesses to others, they will exploit them.
【简答题】________ for your help, we’d never have been able to get over the difficulties. A) Had it not B) If it were not C) Had it not been D) If we had not been
【简答题】______ for your help, we'd never have been able to get over the difficulties. A) Had it not B) Had it not been C) If it were not D) If we had not been
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