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【单选题】
据统计，2008年某市场供应的电磁炉中，甲厂产品占60%，产品占30%，丙厂产品占10%。据资料显示甲厂产品合格率为95%，产品合格率为90%；丙厂产品合格率为80%。则： 买到的电磁炉是甲厂生产的合格品的概率为( )。A.
0.08
B.
0.27
C.
0.57
D.
0.92
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【简答题】You can buy what you want in it.
【单选题】— Do you know ______ buy the book Harry Potter? — The book is _____ popular that you can buy it at any bookshop. [ ]
A.
where can I, so
B.
where can I, such
C.
where I can, so
D.
where I can, such
【简答题】Where can you buy tomato juice?
【单选题】根据环境空气质量标准GB 3095-1996,二级标准的总悬浮颗粒物年平均和日平均浓度分别为()和()毫克/立方米。
A.
0.08和0.12;
B.
0.20和0.30;
C.
0.30和0.40;
D.
0.30和0.50
【简答题】A．If the market goes down, you can buy in and hang on. B．If the market goes up, you can buy in and hang on. C．If the market keeps changing you can buy in and hang on. D．If the market remains changeles...
【简答题】环境空气质量标准 GB3095-2012 将环境空气质量功能区分为: 。
【单选题】What can you do if you are not sure about the postage?
A.
You can buy stamps from machines.
B.
You can buy different stamps of different prices.
C.
You can ask the clerk for help.
D.
You can put more stamps on the envelopes.
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