问题
单项选择题
下列制剂选择最适宜的方法
纳米粒
A．液中干燥法
B．逆向蒸发法
C．复凝聚法
D．熔融法
E．饱和水溶液法
答案
参考答案：A
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下列制剂选择最适宜的方法
纳米粒
A．液中干燥法
B．逆向蒸发法
C．复凝聚法
D．熔融法
E．饱和水溶液法
参考答案：A
| 用所给动词的适当形式填空。 1. She used ________ (be) a history teacher. 2. Mother likes me ____ (stay) at home. 3. —Can I help you? —Yes, please. I ____ __ (look) for the information about water recycling. 4. Wang Tao seems ____ __ (have) many friends. 5. Someone ____ __ (knock) at your door when l went past there a moment ago. |