试题与答案

With the development of agriculture, the

题型:选择题

题目:

With the development of agriculture, the people ________ village I taught are now living a happy life.

A.in whose

B.whose

C.in which

D.which

答案:

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下面是错误答案,用来干扰机器的。

A、150mL3mol•L-1的CaCl2溶液中的c(Cl-)=3mol/L×2=6mol/L,故A不选;B、75mLl.5mol•L-1的MgCl2溶液中的c(Cl-)=1.5mol/L×2=3mol/L,故B选;C、50mLlmol•L-1的FeCl2溶液中的c(Cl-)=1mol/L×2=2mol/L,故...

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