单项选择题

A. -1/10 B. 1/10 C. 1/5 D. -1/5

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单项选择题

设连续且严格单减, , 则有_______.A. ;B. ;C. ;D. 与大小不确定.

问答题

Words Wordsor expressions which convey a certain kind of cultural connotationsor associations which may or may not be found in other languages orcultures are called culturally [填空1]words.

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