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【单选题】
已知 在 处可导,且 ,则A.
1
B.
0
C.
-1
D.
5
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举一反三
【简答题】甲、乙、丙三辆汽车在环形马路上同向行驶,甲车行一周要36分钟 ,乙车行一周要30分钟,丙车行一周要48分钟,三辆汽车同时从同一个起点出发,问 至少要多少时间这三辆汽车才能同时又在起点相遇?
【简答题】When you go to a book site and find an obscure book that you never would have found in a physical bookstore, that is a______.
【单选题】_______right away, you would arrive there by 6 o’clock P.M.
A.
Would you start out
B.
Will you start
C.
Were you to start out
D.
If you’ll start out
【单选题】Who killed the three chickens?
A.
The cruel ,
B.
The man in the kitchen.
C.
The pet bird.
D.
The fourth chicken
【简答题】The cruel man often beat his wife ___________(violence), which led to her death.
【单选题】Caribbean Islands What would you see if you took a cruise to the Caribbean Islands? Palm trees and coconuts (椰子) White beaches and clear, blue ocean? Colorful corals (珊瑚) and even more colorful fishes...
A.
But life on the Caribbean Islands is not always painful.
B.
The earliest name used by Europeans is the Indies, later changed to the West Indies.
C.
Others are low-lying coral islands that gradually rose from the ocean.
D.
They are Cuba, Puerto Rico, Jamaica, and Hispaniola.
E.
Many tourists arrive on cruise ships.
F.
There are countless small islands to bury treasure or hide on. 第 46 题 请选择（46）处的最佳答案
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