建立社会保障制度是建立社会主义市场经济的要求。 ( )
参考答案:对
–How are you today, Francis?
–Much _______, but my doctor says I’ll still have to rest for another few days.
A.well
B.good
C.better
D.best
结扎疗法的作用机制是()
A.使痔核干性坏死
B.使痔核湿性坏死
C.使痔核纤维化萎缩
D.使痔核缺血、坏死、脱落
E.以上都不是