船舶发生火灾的最初阶段下列哪个做法是正确的.()
A、直接扑救
B、发出失火报警
C、切断通风
参考答案:B
—Do you think our basketballers played very well yesterday?
—_____.
A.They were not nervous at all
B.They were still young
C.They played naturally
D.They couldn’t have done better
鼻咽癌侵犯颅内常经()
A.破裂孔
B.圆孔
C.卵圆孔
D.蝶腭孔
E.枕骨大孔