在下列过程中，需要加快反应速率的是_刷题宝

题干

在下列过程中，需要加快反应速率的是

A：钢铁腐蚀

B：食物腐败

C：炼钢

D：塑料老化

上一题下一题 0.0难度选择题更新时间:2015-11-24 05:22:56

答案(点此获取答案解析）

C

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A wedding(婚礼) Invitation
You're invited to the wedding of Carrie and Henry at St John’s Church(教堂), on Saturday January 24th at 3:30 p.m. and dinner at the Blue Sky Restaurant, at 6:00p.m.
R.S.V.P: December 29th

Dear Joe,
   I'm so excited and I have to enjoy the news with you. Today is December 23rd, I got a very special invitation from Carrie before Christmas Day(圣诞节). Do you remember the party for the Sydney group at Henry's house? And do you remember my best friend, Carrie? Well, guess what? Carrie and Henry are getting married? It’s so romantic! Love is here!
   Carrie and Henry are having a big wedding at St. John's Church. Monica and James are going to their wedding. Oh, I can't wait to enjoy it. I got the invitation and it is for two people. Can you come to the wedding with me?
Carrie and Henry are going to Suzhou for their honey moon(蜜月). I’m buying them a camera for their wedding. But before the wedding, I'd like to get my hair cool and buy a pink dress first.
   Call me at 9:00 a.m., on Friday, January 23rd, OK?
Maria

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读图，完成问题。

如果该图是从极地上空俯视地球，则甲点位于乙点的 (　　)

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