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【简答题】
已知函数 在区间 内可导，且 . 若函数 在 处的切线平行于X轴，则 在 处的导数等于 A. 0
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举一反三
【简答题】_ 常用的市场细分方法有:________、 _______、________。
【简答题】Tourist sights _____ Beijing will be full, as well shopping centres.
【多选题】What’s the role of tourist transportation?
A.
It’s the basic condition for a tourist to complete tourist activity.
B.
It’s the lifeline of tourism industry.
C.
Pioneer of tourism
D.
Provide information technology to tourism industry,it’s a high-tech industry.
【简答题】常用的旅游市场细分方法有哪些?
【单选题】听力原文： Amsterdam, the Netherland's capital, is one of the world's best tourist destinations, where you can immerse yourself in history, in art, in the head of a beer. Any time can be the best time to v...
A.
The whole city becomes noisy.
B.
It's hard to find a cheap or vacant hotel room.
C.
It is too hot then.
D.
The crime rate increases.
【单选题】The bottle _____ orange juice is Han Mei's. [ ]
A.
full of
B.
is full to
C.
is full off
D.
is full of
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