下列不属于健康危险行为特征的是()
A.后天生活习惯
B.长期稳定的行为
C.偶然性行为
D.有明显的健康危害
E.偏离行为
参考答案:C
Chicago is on ________ Lake Michigan. There is nothing in the world like ________ Chicago meat industry.
A.the;the
B.不填;不填
C.the;不填
D.不填;the
______ some problems have arisen in the process, we are confident that we can handle them.
A.As
B.If
C.While
D.Since