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【单选题】
动物粪便污染土壤后传染给人引起的疾病是A.
伤寒
B.
痢疾
C.
肉毒梭菌中毒
D.
破伤风
E.
钩端螺旋体病
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【简答题】In some markets, demand can be approximated by Q = 50 - 5P + 10Y where Q is quantity, P price per unit, and Y buyers = income. Supply can be approximated by Q = -5 + 10P. a. If Y = 20, what is equil...
【简答题】. The plane journey from Papa Westray to Westray in the Orkney Islands takes just 96 seconds, covering a distance of little over a mile. Six agers are to take the Loganair service to Westray Junio...
【简答题】a plane journey to a faraway place ___________
【单选题】Assume that A represents demand for cars and B represents supply of cars. If A: P = 10,000 - 2Q and B: P = 6000 + 2Q, the equilibrium price and quantity are:
A.
P = 1000, Q = 8000
B.
P = 800, Q = 100
C.
P = 8000, Q = 1000
D.
P = 100, Q = 800
【简答题】我国的第一部马克思主义教育学著作是( )。 (A)商务印书馆编的《教育学》 (B)杨贤江的《新教育大纲》 (C)凯洛夫的《教育学》 (D)钱亦石的《现代教育原理》
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