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【单选题】
设 a=0xB7=10110111 , b=0xED=11101101 ,则 a&b= 。A.
11111111
B.
10100101
C.
01011010
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【简答题】（18分）读下列图文材料，回答问题。 2010年1月19日，国务院正式批复《皖江城市带承接产业转移示范区规划》。作为首个获批复的国家级承接产业转移示范区, 对于探索中西部地区承接产业转移新途径、新模式和深入实施促进中部地区崛起战略具有重要意义。 表1 该地区某年年降水量和蒸发量比较表（单位：mm） 月份 1 2 3 4 5 6 7 8 9 10 11 12 降水量 37 51 75 101 119...
【单选题】How is Jackson's fossil different from Braden's fossil?
A.
Jackson's fossil is from something old and Braden's fossil is not.
B.
Jackson's fossil is from something extinct and Braden's fossil is not.
C.
Jackson's fossil is from a mammoth and Braden's fossil is from an ancient fish.
D.
Jackson's fossil is from a small animal and Braden's fossil is from a big one.
【简答题】[A] countless [B] titanic [C] broad [D] vast
【简答题】Fill in the blank in one word from the text. 1. Countless fossil discoveries allow us to _______________________ evolution of today’s organism from earlier forms.
【单选题】What does the professor say about the age of the fossil?
A.
He has never seen a fossil that old.
B.
It could be many millions of years old.
C.
It is probably a recent specimen.
D.
He will ask the lab how old it is.
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