问题
单项选择题
可用于制备脂质体的方法是（）
A.薄膜分散法
B.研磨法
C.熔融法
D.溶剂—非溶剂法
E.界面缩聚法
答案
参考答案：A
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可用于制备脂质体的方法是（）
A.薄膜分散法
B.研磨法
C.熔融法
D.溶剂—非溶剂法
E.界面缩聚法
参考答案：A
As I held my father's hands one night，I couldn't help but notice their calluses(老茧) and roughness.His hands tell the story of his life as a ___，including all his struggles. One summer，I remember，a drought(旱灾)hit Ontario，turning it into a____desert.On one of those hot mornings I was picking sweet corn with my dad to fill the last ___from the grocery store.Fifty dozen was all we needed，which____took twenty minutes. That morning，however，the process didn't____ quickly.After forty minutes of aimlessly walking in the field，we____ needed twenty dozen.I was completely frustrated and ____.Dropping the basket heavily，I declared，“If the store wants its last twenty dozen，they can pick it themselves！”Dad____，“Just think，my little girl，only ten dozen left for each of us and then we're____.”Such is Dad—whatever problem he ____，he never gives up. ____，the disastrous effects of the drought were felt all over our country.It was a challenging time for everyone，____Dad remained optimistic.He____to be grateful for other things like good health and food on our plates.Only then did I truly begin to____Dad and his faith that guided us through the hard times. Dad is also a living example of real____.From dawn to dusk，he works countless hours to ___our family.He always puts our happiness ____his own，and never fails to cheer me on at my sports games___his exhaustion after long days.His loving and selfless nature has inspired me to become more sympathetic and____，putting others first. Dad，the life____I have learned from you will stay with me forever.You are my father，teacher，friend and，most importantly，my hero.
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