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【单选题】
水的硬度是以水中含有的（）的浓度大小来衡量，其统一的标准用CaO的摩尔浓度来表示。A.
钾盐和钙盐
B.
钾盐和铁盐
C.
钙盐和镁盐
D.
钾盐和镁盐
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反馈参考答案：
举一反三
【简答题】你知道的电子商务类型有哪些。请举例说明。
【多选题】Choose the expressions to be used a t the start of a meeting.
A.
Let’s call it a day.
B.
Let’s get down to business.
C.
Could you take the minutes?
D.
Is everyone happy with that?
E.
Would you like to kick off then?
F.
That’s a terrible idea!
G.
Let’s move on to the next point then.
【多选题】在预算执行过程中，可能导致预算调整的情形是（ ）。
A.
出现不可抗力
B.
公司进行重大资产重组
C.
主要产品市场需求大幅下降
D.
公司主要经营场所变更
E.
营改增导致公司税负大幅下降
【简答题】阅读下面短文,从短文后各题所给的 A 、 B 、 C 和 D 四个选项中,选出最佳选项。 Tom with his axe was stepping through the wood. A sapling( 树苗 ) 41 him on his way, “ Do clear away those trees, kind friend, I wish you 42 ! ” “They will n...
【单选题】— I’m afraid I can’t get up early. You know, winter is coming. Besides, I hate getting up early. ___________. —W ere I you, I’d start from something easy, such as doing some sports once a week at firs...
A.
What time would you like to get up ?
B.
What would you do in my situation ?
C.
Do you agree with me?
D.
Could you change my mind ?
【简答题】Passenger: Uh, how to start? Hum... prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace> Clerk: Excuse me. (1) _________ any help? Passenger: No, I...I’m just looking...Uh, well, ac...
【简答题】The first way to make friends is to smile. When you smile, people think you are __1___ and easy to talk to. It may not be easy at first to smile. But, you can practice in the mirror(镜子). When you look...
【多选题】在预算执行过 程中,可能导致预算调整的情形有( )
A.
主要产品市场需求大幅下降
B.
营改增导致公司税负大幅下降
C.
原材料价格大幅度上涨
D.
公司进行重点资产重组
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