粗盐提纯的实验不需用到的仪器是( )
A.酒精灯
B.普通漏斗
C.集气瓶
D.蒸发皿
答案:C
—Could we put off the party?
— , I’m afraid, this is the only day everyone is available.
A.Not likely
B.Not exactly
C.Not nearly
D.Not really
女.25岁,产后3周,左 * * 胀痛,伴发热。查左 * * 内上象限压痛,有波动感。
确诊应先做()
A.B超
B.CT
C.乳腺穿刺
D.细胞学检查
E.以上都不是