She likes thrillers. she doesn't like comedies. [ ]
A. or
B. and
C. but
D. then
答案:C
泄泻虚证的治疗是()
A.益气健脾,化湿止泻
B.温补脾肾,固肠止泻
C.清肠利湿,调中止泻
D.抑肝扶脾,调中止泻
E.运脾补虚,固肠止泻
金属沿接触面的流动决定于接触面上摩擦条件,热轧时,摩擦系数大,变形抗力(),经常出现粘着。