患者女性,22岁,自初潮后表现为月经开始前1天腹痛,时有恶心,子宫、附件正常,最可能的诊断是
A.盆腔炎B.宫颈炎C.盆腔结核D.原发性痛经E.子宫内膜异位症
参考答案:D
—How about seeing the new comedy tonight?
— I don’t like drama.
A.It's not my cup of tea.
B.How come?
C.I'm right with you on that.
D.That's a deal.
国际上习惯用哪个经线圈划分东西半球的分界线[ ]
A.90°W—90°E
B.20°E—100°E
C.20°W—160°E
D.0°—180°