The plan he _____ at the meeting is unde

下列反应的离子方程式正确的是[ ]

A．甲醇、氧气和氢氧化钾溶液组成的燃料电池的负极反应：CH₃OH+H₂O-6e^-=CO₂↑+6H⁺

B．高锰酸钾酸性溶液与草酸溶液反应：2MnO₄^-+ 5C₂O₄^2- + 16H⁺ ＝ 2Mn²⁺ + 10CO₂↑+ 8H₂O

C．氧化铁溶于氢碘酸：Fe₂O₃ + 6H⁺＝2Fe³⁺ + 3H₂O

D．用惰性电极电解饱和食盐水：2C1^- + 2H₂OCl₂↑ + H₂↑ + 2OH^-

根据下面对话中的情景,在空白处填入适当的单词,使对话内容完整.每空一词。

A:Let's join a club.What 1    do you want to join?

B :0h ,I don't know ．

A:Wellwhat can you do?Can you 2    chess?Do you want to join the chess club?

B:No,I can't play chess.

A:Do you like music?

B:Yes,I 3  .And I can sing and dance.

A:Great!Can you play the guitar?

B:No,I 4   .But I can play the Violin.

A:You can?I can play the dmms.__5__you want to join the music club?

B:Yes,I do.That sounds interesting.

牛膝的功效不包括

A．强筋骨

B．祛风湿

C．活血祛瘀

D．利尿通淋

E．引血下行

简述妇科病史的特点。

某水工建筑物基础埋深为5m，场地地层资料如下：

平均剪切波速为（）。

A.150m/s

B.245m／s

C.292.5m／s

D.340m/s