Success now seemed very remote and Bernard felt()
A. pessimistic
B. optimistic
C. positive
D. objective
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Some creatures, for example, lizards (蜥蜴), can()lost parts of their bodies, but we human beings can not.
A. produce
B. reproduce
C. recover
D. cultivate
All units of measurement are(), because space, time, weight, and other dimensions are not naturally divided into units.
A. objective
B. traditional
C. artificial
D. controversial
The two countries solved their border()through negotiations.
A. debate
B. dispute
C. argument
D. quarrel
The possession of language enables man to()his wisdom and experience to his children and grandchildren.
A. pass away
B. pass off
C. pass by
D. pass on