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【简答题】
大数据的价值体现在哪些方面？
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【简答题】智能家居的未来发展方向是 发展,同时 标准,根据 , 智能家居产品,打造多个智能家居 。
【单选题】You can make healthy meals at home if you are willing to do the work involved in shopping and cooking. But preparing haute cuisine (法式高级烹饪) in your own kitchen is another story. That takes a lot more ...
A.
if you like cooking, you can make healthy meals
B.
there are many stories about preparing meals at home
C.
it's not easy to cook some special food at home
D.
when you are getting older, you will lose your cooking skills
【单选题】No one knew the man's age until he ____ it by accident.
A.
displayed
B.
revealed
C.
exhibited
D.
exposed
【单选题】If you are going to lose weight, you should ______.
A.
order your meals with three different sizes
B.
carefully plan your meals according to the portion sizes
C.
make a plan of cooking your own meals
D.
have three fresh meals every day
【简答题】The things you eat every day at meals.
【简答题】Use a red pencil to ______ all the foods or meals you think are not so good for you and should be avoided. (line)
【简答题】某企业于5月1日“材料成本差异”账户的贷方余额未17 000元,原材料账户的余额未1 000 000元,本月购入材料的实际成本为1 690 000元,计划成本为 1 700 000元,本月发出材料计划成本Wie1 200 000元,则企业5月31日原材料的实际成本为
【简答题】请考生在第（22）、（23）、（24）三题中任选一题作答，如果多做，则按所做的第一题记分。做答时用2B铅笔在答题卡上把所选题目的题号涂黑。 （22）（本小题满分10分）选修4-1：几何证明选讲 如图，已经⊙O和⊙M相交于A、B两点，AD为⊙M的直径，直线BD交⊙O于点C，点G为弧BD中点，连结AG分别交⊙O、BD于点E、F，连结CE. (Ⅰ) 求证：AG·EF=CE·GD； (Ⅱ) 求证：
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