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【单选题】
( )可以使采购人员对其经办的项目非常专精,比较能够发挥其“熟能生巧”的效果。A.
按采购过程不同分类
B.
按采购区域不同分类
C.
按采购价值不同分类
D.
按采购物品不同分类
拍照语音搜题，微信中搜索"皮皮学"使用
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【单选题】Directions: Read the following passage and decide whether the statements are true or false. How to throw a surprise party? Planning any event can be pretty stressful, so throwing a surprise party can ...
A.
True.
B.
False.
【多选题】Can you choose all the Don’ts mentioned in the following list after you watched above video?
A.
Always say please and thank you, even with friends.
B.
Don’t burp (if you do, say excuse me).
C.
Ask questions to start conversations; don’t talk about yourself.
D.
Avoid putting your elbows on the table.
E.
Pay attention to your volume so that you don't talk over others.
F.
Never reach for things, especially over a plate.
G.
Ask for the things you need instead of demanding.
【单选题】砂浆的保水性用分层度表示
A.
后两次测得的稠度差值即为砂浆的分离度（以cm计）。
B.
后两次测得的稠度差值即为砂浆的分层度（以cm计）。
C.
后两次测得的稠度差值即为砂浆的分层度（以m计）。
D.
后两次测得的稠度差值即为砂浆的分层度（以mm计）。
【简答题】Can you list all the names of different countries in the world mentioned in the video clip? Beauty Standards Around The World.mp4
【简答题】The Internet can show you lots of jobs all over the world. If you want to find a job on the Internet, use the words “job search” or “employment （职业）” to find the websites you need. Type in what you wa...
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