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【判断题】
对外开放的最根本内容是引进外资。A.
正确
B.
错误
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举一反三
【单选题】某商店出售某种商品每件可获利m元，利润为20%（利润= 售价-进价 进价 ），若这种商品的进价提高25%，而商店将这种商品的售价提高到每件仍可获利m元，则提价后的利润率为（ ）
A.
25%
B.
20%
C.
16%
D.
12.5%
【单选题】You _______ to the meeting today if you have something important to do. [ ]
A.
needn't to come
B.
don't' need come
C.
don't need coming
D.
needn't come
【简答题】In his cluster of poems called Leaves of Grass, ______gave America its first genuine epic poem.
【判断题】Walt Whitman follows only one theme in his Leaves of Grass, that is, the burgeoning life in cities.()
A.
正确
B.
错误
【简答题】某商品定价比进价高20%，出售时打八八折，结果依然获利润84元．则此商品的进价是多少元？（利润=售价-进价）
【单选题】Who is the author of Leaves of Grass?
A.
Walt Whitman
B.
Emily Dickinson
C.
Nathaniel Hawthorne
D.
Henry Wadsworth Longfellow
【简答题】山莨菪碱的作用特点及主要用途是什么?
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【简答题】In his cluster of poems called Leaves of Grass, ______gave America its first genuine epic poem.
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