After interviewing several workers, she came to a (an) ___________that their working conditions were very poor.
A. observation
B. illustration
C. conclusion
D. qualification
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Silk and nylon look alike but they ___________ in origin and cost.
A. refer
B. infer
C. differ
D. prefer
The football match was televised ___________from the Worker’s Stadium.
A. live
B. living
C. alive
D. lively
Marry has come; I will put ___________plate on the dining table.
A. a further
B. a spare
C. an extra
D. more
如下函数调用语句func(rec1,rec2+rec3,rec4,rec5);该函数调用语句中,含的实参个数是().
A. 3
B. 4
C. 5
D. 有语法错误