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【判断题】
规范经济学回答的是“应该是什么”的问题,通常首先要提出某个价值判断标准A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】----Do you often go to school by bike? ---- No, I usually __________after school.
A.
walk to home
B.
walking to home
C.
walk home
D.
walk at home
【单选题】下列污物处理的方法，错误的是（ ）。
A.
施工污水必须经现场排水沟方可流入污水管网
B.
食堂应设置隔油池，并应及时清理
C.
废弃的化学溶剂应集中处理
D.
施工的油料应存放在现场设置的专门库房
【单选题】In many parts of the United States when Wal-Mart opens a new store, some smaller retailers go out of business. One of the reasons for this development could be that:
A.
Wal-Mart practices unfair pricing methods that reduce consumer surplus over time.
B.
consumers in those areas receive no consumer surplus from Wal-Mart.
C.
consumers in those areas receive a larger consumer surplus from shopping at Wal-Mart than from the smaller stores.
D.
smaller stores increase prices to compete.
【单选题】I used to_________to school by bike, but now I am used to____ to school. [ ]
A.
go; walking
B.
go; walk
C.
going; walking
D.
going; walk
【单选题】下列污物处理的方法，错误的是( )。
A.
施工污水经现场排水沟后应流人污水管网
B.
食堂应设置隔油池，并应及时清理
C.
废弃的化学溶剂应集中处理
D.
施工的油料应存放在现场设置的专门库房
【简答题】( ) 应保证建筑构件在水平方向自由变形 。
【单选题】We all love our school and we _______ very glad to study here.
A.
are
B.
were
C.
do
D.
did
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