男性，3岁，10kg，发绀，诊断为法洛四联症伴重度肺动脉高压，拟在体外循环下行根治术。

法洛四联症不包括（）。

A.室间隔缺损

B.主动脉骑跨

C.肺动脉狭窄

D.房间隔缺损

E.右心室肥厚

Make sure the gas is turned off after a bath, which would ______ cause danger.[ ]

A. somehow

B. otherwise

C. furthermore

D. meanwhile