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Why does the author write to Mr. Lee?
The author writes to Mr. Lee to seek______ .

A.

【参考答案】

cooperation/a partner
cooperation/a partner 解析：本题问的是作者写信......

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SECTION B ENGLISH TO CHINESEDirections: Translate the following text into ChinesE.During the whole of a dull, dark, and soundless day in the autumn of the year, when the clouds hung oppressively low in the heavens, I had been passing alone, on horseback, through a singularly dreary tract of country; and at length found myself, as the shades of the evening drew on, within view of the melancholy House of Usher. I know not how it was--but, with the first glimpse of the building, a sense of insufferable gloom pervaded my spirit. I say insufferable; for the feeling was unrelieved by any of that haft-pleasurable, because poetic, sentiment, with which the mind usually receives even the sternest natural images of the desolate or terriblE.I looked upon the scene before me--upon the mere house, and the simple landscape features of the domain--upon the bleak walls--upon the vacant eye-like windows--upon a few rank sedges--and upon a few white trunks of decayed trees--with an utter depression of soul which I can compare to no earthly sensation more properly than to the after-dream of the reveller upon opium--the bitter lapse into every-day life--the hideous dropping off of the veil. There was an iciness, a sinking, a sickening of the heart--an unredeemed drearineas of thought which no goading of the imagination could torture into aught of the sublimE.

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某垄断者的短期成本函数STC=0.1Q3-6Q2+120Q+3000，其中Q为每月的产量。为实现利润最大化，该厂商月生产40吨，获得利润为1000元。求：(1)满足以上条件的边际收益、总收益以及销售价格；(2)计算需求曲线在均衡点的需求价格弹性。

A.1Q3-6Q2+120Q+3000，其中Q为每月的产量。为实现利润最大化，该厂商月生产40吨，获得利润为1000元。求：

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