单项选择题 表证的发热是A、潮热 B、寒热往来 C、但热不寒 D、恶寒发热 E、壮热

单项选择题 求不定积分，可做代换(   ),消去根号，从而求得答案 A. B. C. D. 以上答案均不正确

问答题 What is the reason for women to have plastic surgery? A、To please their husbands. B、To gain self-confidence. C、To find a better job. D、To impress other people.