脑出血病人出现瞳孔不等大，昏迷加深，常可提示（）。
A.脑室出血
B.小脑扁桃体疝
C.颞叶钩回疝
D.小脑出血
E.脑叶出血
参考答案：C
胎盘剥离的主要征象是
A．子宫底变硬呈球形B．子宫底升高达脐上C．脐带自行延长D．子宫体上升而外露脐带不再回缩E．子宫底逐渐下降
—Do you know _____ she came to Beijing?
—Yes. She came by plane.[ ]
A. what
B. why
C. when
D. how
