Finishing 12 novels in one year, he has the ______ of being regarded as the Federal Republic’s greatest living writer.
A. distribution
B. discrimination
C. discipline
D. distinction
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Although he is not a teacher now, he still ______ a deep respect for this profession.
A. detains
B. obtains
C. contains
D. retains
Of all the ______ living on the earth, giant pandas are regarded as endangered ones because of their decreasing number.
A. specialties
B. specialists
C. spectaculars
D. species
Whoever can ______ the lure of money must be an upright one.
A. pursue
B. withstand
C. aggress
D. challenge
下列说法正确的是_______。
A. 由于带的打滑,故带传动不能保证定传动比传动。
B. 带传动的弹性滑动是带传动的一种失效形式。
C. 当带在工作过程中需要传递的有效圆周力大于最大摩擦力时,会发生打滑。
D. 带的打滑和弹性滑动都是可以避免的。