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【多选题】
苯并二氮杂䓬类药物具有的性质有( )A.
多为结晶性粉末
B.
可溶于三氯甲烷
C.
具有碱性
D.
具有旋光性
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反馈参考答案：
举一反三
【简答题】Part II listen and watch A. Item 1 Listen to four short conversations and choose the best answer to each question.
【判断题】China has suffered the most in anti-dumping investigation in the world for nine years running.
A.
正确
B.
错误
【简答题】Part II Listen and watch Item 4 : Customers in Restaurants Listen to three stories and fill in the missing words. The stories will be read three times. The first and the third times they will be read ...
【简答题】u03M1.mpg Listen or watch the video clip and fill in the blanks.
【判断题】China has suffered the most in anti-dumping investigation in the world for nine years running.
A.
正确
B.
错误
【单选题】China has suffered the most in anti-dumping investigation in the world for nine years running.
A.
T
B.
F
【简答题】Part II LIsten and watch B Item 2 Listen to a long conversation and choose the best answer to each question.
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