The Manhattan Project seems to be a project______.
A. for anti-fascism
B. for anti-semitism
C. for nuclear weapons
D. for pacifism and Zionism
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According to the selection, the muscular sense is responsible for （）
A. the efficiency of our muscles
B. the normal breathing function
C. directing our muscles intelligently
D. the work of only our involuntary muscles
Advertisement can increase demand （）
A. all the time
B. in any circumstances
C. in a growing market
D. in a shrinking market
The custom of eating with a fork was（）
A. brought to Europe from America
B. begun when forks were invented
C. brought to Europe from Asia
D. invented by Italians
若Sn是等差数列an的前n项和，且有S8-S3=10，则S11的值为( )．
A. 12
B. 18
C. 22
D. 44
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