大宗交易的成交申报须经证券交易所确认。( )
参考答案：对
解析： 大宗交易的成交申报须经证券交易所确认。
既能确切止血，又能保证肝血供的是（）
A.门一腔静脉分流术
B.中心性脾一肾静脉分流术
C.经静脉肝内门体分流术（TIPS）
D.远端脾一肾静脉分流术
E.贲门周围血管离断术
How should signal flares be used after you have abandoned ship and are adrift in a liferaft?（）.
A.Immediately use all the signals at once
B.Use all the signals during the first night
C.Employ a signal every hour after abandoning ship until they are gone
D.Use them only when you are aware of a ship or plane in the area
