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【简答题】
办公管理信息系统的层次可分为（ ）、（ ）、（ ）三级结构。 A. 事务型OA系统、管理型OA系统、决策型OA系统
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【简答题】In English, we use different words for the meat of animals, for example, the meat of a pig is pork, and the meat of a cow is _________. If we hide something, we put it somewhere so that it cannot be s...
【单选题】We don't keep winning games ________ we keep playing well. [ ]
A.
because
B.
unless
C.
when
D.
while
【简答题】when we send email, we can use button to hide the info of receiver's address.
【简答题】Study the words in the box and choose the right word for each blank. 选词填空(仅写字母代号) A. beef B. hidden C. kilometer D. liter E. raise 1. In English, we use different words for the meat of a...
【简答题】Study the words in the box and choose the right word for each blank. 选词填空(仅写字母代号) A. beef B. hidden C. kilogram D. liter E. raise 1. In English, we use different words for the meat of ani...
【单选题】We won’t keep winning games ________ we keep playing well.
A.
because
B.
unless
C.
when
D.
while
【简答题】We won’t keep winning s _______ we keep playing well. A．because B．unless C．when D．while
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