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【判断题】
在劳动力供需均衡的情况下，供给的决策主体获得效用最大，需求的主体实现了利润最大或亏损最小，此时劳动的边际产品价值等于工资。()A.
正确
B.
错误
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举一反三
【单选题】They have formed a group and began to _ the matter. [ ]
A.
look out of
B.
look into
C.
look out for
D.
look about
【单选题】You may look at a group of cows ____ under the trees.
A.
stood
B.
stands
C.
standing
D.
to stand
【简答题】试述真菌生活史的概念，主要生活史的类型和特点。
【单选题】Look at this group of people playing beach volleyball. They are ______. [ ]
A.
having a good time
B.
talking a walk
C.
having a look
【简答题】What do people do at a meeting?A. Theypresent ideas and opinions.B. Theyshow disagreements with othersC. Theydiscuss different ideas and opinionsD. Allthe above.
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