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【判断题】
均衡产出是和总需求一致的产出水平,也就是市场上的总供给与市场上的总需求相等,既没有多余商品与劳务的供给,也没有多余商品与劳务的需求。
A.
正确
B.
错误
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参考答案:
举一反三
【简答题】扁桃体肿大的分度
【判断题】Decide whether the following statements are true or false according to Text B. The ironies are that annual losses in export earnings in most West African cotton-producing countries are comparable to U...
A.
正确
B.
错误
【判断题】薁类化合物沸点高,不溶于水,但可溶于60%~65%的硫酸。( )
A.
正确
B.
错误
【单选题】短文 3 It is one of nature’s great ironies that the availability of nitrogen in the soil frequently sets an upper limit on plant growth even though the plants leaves are bathed in a sea of nitrogen gas....
A.
That of a farmer whose crops have failed because the normal midseason rains did not materialize and no preparations for irrigation had been made.
B.
That of a long-distance runner who loses a marathon race because of a wrong turn that cost him twenty seconds.
C.
That of a motorist who runs out of gas a mere five miles from the nearest gas station.
D.
That of shipwrecked sailors at sea in a lifeboat, with one flask of drinking water to share among them.
E.
That of travelers who want to reach their destination as fast and as cheaply as possible, but find that cost increases as travel speed increases.
【单选题】薁类化合物可溶于
A.
强碱
B.
弱碱
C.
强酸
D.
弱酸
E.
【判断题】具有替代性的农产品之间,一种农产品的价格上涨时,另一种农产品的需求量会增加。
A.
正确
B.
错误
【判断题】薁类化合物沸点高,不溶于水,但可溶于60%~65%的硫酸。
A.
正确
B.
错误
【判断题】The ironies are that annual losses in export earnings in most West African cotton-producing countries are comparable to U.S. aid donations and that a European cow receives $2.50 a day in subsidies whi...
A.
正确
B.
错误
【简答题】忽报人间曾伏虎, 。
【简答题】“忽报人间曾伏虎”中“伏虎”的意思是指( )。
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