问题
单项选择题
影响药物制剂稳定性的环境因素是
A．温度
B．溶剂
C．离子强度
D．表面活性剂
E．填充剂
答案
参考答案：A
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影响药物制剂稳定性的环境因素是
A．温度
B．溶剂
C．离子强度
D．表面活性剂
E．填充剂
参考答案：A
The friendship between us never fades. Mary Allen was my best friend—like a sister I never had. We did everything together: piano lessons, movies, swimming, horseback riding, and so on. When I was 13, my family moved. Mary and I 36 in touch through letters, and we saw each other on special 37 — like my wedding and Mary’s. Soon we were 38 with children and moving to new homes, and we wrote less. One day a card that I sent came back, 39 “Address Unknown.” I had no idea how to 40 Mary. Over the years, I thought of Mary often. I wanted to 41 stories of my children and then grandchildren. I need to share my 42 when my brother and then my mother died. There was an empty place in my heart that only a friend like Mary could 43 . One day I was reading a newspaper 44 I notice a picture of a young woman who looked a lot like Mary and whose last name was Wagman— Mary’s married name. “There must be thousands of Wagmans,” I thought, 45 I wrote to her anyway. She called as soon as she got my letter. “Mrs. Tobin!” she said excitedly, “Mary Allen Wagman is my mother”. Minutes later I heard a voice that I 46 at once, even after 40 years. We laughed and cried and asked about each other’s 47 . Now the empty place in my heart is filled, and there is one thing that Mary and I know for sure: We won’t lose each other again!
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