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【简答题】
已知 a =(1，cosx)， b =(sinx，-1) ，函数 f(x)= a ? b (x∈R) （I）求函数f（x）的单调递增区间； （Ⅱ）当x∈[0，π]时，求函数f（x）的最大值．
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【单选题】Supposing I _____ your offer, would you feel disappointed? [ ]
A.
turn in
B.
turn off
C.
turn over
D.
turn down
【简答题】TUR综合征
【单选题】Nokia's mobile phone market share in china (fall)_________to its lowest level since 2005.
A.
have fallen
B.
fallen
C.
falling
D.
has fallen
【单选题】Which of the following would most likely happen if John Wiley & Sons wins the case?
A.
The sales of foreign-made goods in the U. S drops dramatically.
B.
Secondhand goods market shrinks by a large margin.
C.
The 'first sale' doctrine becomes invalid.
D.
Purchasing pirated goods becomes a popular practice.
【简答题】TUR综合征★
【简答题】Nokia's mobile phone market share in China (fall) __________ to its lowest level since 2008.
【单选题】HELSINKI (AFP) - Finnish mobile phone giant Nokia (pews- web sites) said it would expand its research and development activities in China, boosting cooperation with Chinese universities and swelling t...
A.
Nokia attaches great importance to the human resources.
B.
Nokia would expand its research and development activities in China.
C.
Nokia would create a unit which in cooperation with 10 Chinese universities will promote open platform. technologies
D.
Nokia would increase the Chinese share of its global handset design and development
【多选题】Wiley除了期刊、图书出版外,也出版一些专业数据库产品,如下哪些产品属于Wiley出版
A.
The Cochrane Library
B.
Current Protocol
C.
Spectra Lab
D.
ChemPlanner
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