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【单选题】
下列关于溶液的叙述正确的是A.
所有溶液都是无色的
B.
由分散质和分散剂组成的分散系一定是溶液
C.
产生丁达尔现象
D.
溶液是由溶质和溶剂组成的
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反馈参考答案：
举一反三
【简答题】Good afternoon! As president of the university, I am proud to 1 you to this university. Your current achievement is the 2 of years of hard work. Here, you may encounter things you do not expect. But r...
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【单选题】---- What about _____ lecture? ---- It’s too tiring, as is known, _____ lecture for me.
A.
a; the
B.
the; the
C.
the; /
D.
the; a
【简答题】We have designed all our bank cards to make your life easier. How to use your NatWest Servicecard . As a Switch card, it lets you pay for all sorts of goods and services, wherever you see the Switch l...
【单选题】What does the woman mean?
A.
The lecture is bad．
B.
She likes the lecture．
C.
The lecture isn’t fit forher．
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