The example of carbon nanotubules is cited to show that ______. A．anti-nanotech sentiment predominates in France B．nanotech relieves the pain of Parkinson's sufferers C．even potential benefit of nanotech may cause worry D．Consumers Union's worry about nanotech is negligible
A. A．anti-nanotech B.nanotech C.even D.Consumers
【参考答案】
C 根据第二段第二句“…protestershaveralliedagainstevensuchbenignma......