第13题: [单项选择]关于短效口服避孕药的避孕原理,正确的是()。 A. 加速孕卵在输卵管内的运行速度,使受精卵不能着床 B. 子宫内膜受药物中孕激素的作用,增殖被抑制,腺体发育不良 C. 雌激素使宫颈黏液量多,黏稠度增加,不利于精子穿透 D. 影响下丘脑的GnRH,促进FSH和LH的分泌 E. 孕激素量少,使子宫膜腺体发育不良 参考答案:B
第32题: [填空题]A complain about job interference B design a package of a product C review a contract D work on a TV advertisement E produce a new soap F present a yearly projection G present an operation budget H talk about profits_________ 参考答案:B 答案解析:[听力原文] Woman: I’ve got a new idea for the design of the Wix soap package. The outer circle would