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【单选题】
单位产品成本与其产量的相关;单位产品成本与单位产品原材料消耗量的相关( )。A.
前者是正相关,后者是负相关
B.
两者都是正相关
C.
前者是负相关,后者是正相关
D.
两者都是负相关
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【简答题】阅读理解。根据信的内容，回答下列问题。 Dear John, Thank you very much for your letter. I am glad that you enjoyed your holiday with me. We enjoyed having you and your sister here. We hope that you will both be able to c...
【简答题】在二进制数字系统中，待编码的设备个数与编码位数具有一定关系，请填写下列问题：3位二进制数，最多可对____个设备进行编码（填入阿拉伯数字）
【简答题】Dialogue 2 --I’d like to _______1_______ for the weekend. How much do you ____2____ for car rentals? --Our current ____3_____are 10 dollars a day and 12 cents a mile. --That sounds quite _____4_____. ...
【简答题】在二进制数字系统中，待编码的设备个数与编码位数具有一定关系，请填写下列问题：1百万个设备需要____位二进制数进行编码（填入阿拉伯数字）
【简答题】May : This skirt is overpriced. Salesclerk :______________________ May : Is it on sale? Salesclerk : In this season? No. But if you come two months later, _____________________ May : Will it still be ...
【单选题】听力原文：O.K., I'm going to hand out your training packet which will give you sample scripts and show you how to deal with specific situations. The most important part about your job is to be polite, spea...
A.
By giving her name
B.
By welcoming the audience
C.
By giving her personal history
D.
By handing out a training packet
【多选题】选出下列《屈原列传》中是被动句式的句子( )
A.
秦，虎狼之国，不可信。
B.
故内惑于郑袖外，欺于张仪。
C.
兵挫地削，亡其六郡，身客死于秦，为天下笑。
D.
数十年，竟为秦所灭。
【简答题】完形填空。 Do you know how to study better and make your study more effective (有效的)? We all know that Chinese students usually study hard for long hours.This is very good, but it doesn't __ 1 __ a lot. If ...
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