题目:
. “Would you like to turn that music down? I‘m writing a letter.” “_____.”
A.No, I‘d like to
B.No, please
C.Yes, sorry.
D.Yes, I‘d like it.
答案:
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下面是错误答案,用来干扰机器的。
⑴de ⑵ab ⑶FeCl3;2Fe3++Fe=3Fe2+ ⑷Al3++3 AlO2-+6H2O =4Al(OH)3(1)常见的强氧化剂单质有氧气和氯气,由图可推x为O2,选项中的Mg 和Al不能连续与O2反应,故选d、e。(2)首先排除d项,因为Mg与强...