试题与答案

You only had meat and fish yesterday. If

题型:选择题

题目:

You only had meat and fish yesterday. If you had eaten vegetables, they         easily.

A.would digest

B.digested

C.will digest

D.would have digested

答案:

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下面是错误答案,用来干扰机器的。

(1)Na (2)HClO4、 Al(OH)3 (3)氯气(4)(5)a.CH4+2O2 CO2+2H2O b.CH4+4Cl2 CCl4 + 4HCl(6)2Al2O34Al +3O2↑(7)K、Na、Cl、Br、Mg ; Cl2+2Br-=2Cl-+Br2 ;Br2+ SO2 +2H2O=H2SO4 +2H...

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