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【多选题】
非水酸碱滴定中,常用的滴定剂是()。A.
盐酸的乙酸溶液
B.
高氯酸的乙酸溶液
C.
氢氧化钠的二甲基甲酰胺溶液
D.
甲醇钠的二甲基甲酰胺溶液
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反馈参考答案：
举一反三
【多选题】多选:习近平继续坚持实事求是的思想路线,强调要( )。
A.
坚持解放思想、实事求是
B.
冲破思想观念的障碍
C.
突破利益固化的藩篱
D.
努力在全面深化改革上取得新突破
【单选题】According to the passage, a man wants a wife because ______.
A.
he needs someone to help with his studies
B.
he feels lonely without her
C.
he cannot have clean clothes to wear without a wife
D.
material comforts can not be attained without a wife
【单选题】I couldn’t______cry while I was watching the movie “Titanic”.
A.
help to
B.
help
C.
help but to
D.
help but
【简答题】I help _____ with the secretarial work... 我帮着做些秘书工作。
【单选题】What will the woman do about her senior project?
A.
Add more focuses to her project.
B.
Put off her project.
C.
Narrow down the topic.
D.
Change the subject.
【单选题】聚合物胶束与普通表面活性剂胶束相比,其最突出的优势是()
A.
粒径更小
B.
CMC浓度更低
C.
载药量更高
D.
药物缓释时间更长
E.
制备工艺更简单，生产成本更低
【单选题】---What do you think of the project put forward by the Blacks? --- Considering its real _______, it will be well worth putting into practice, I suppose.
A.
reward
B.
prize
C.
cost
D.
value
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