Mary had to call a taxi because the box was ________ to carry all the way home.

A．much too heavy

B．too much heavy

C．heavy too much

D．too heavy much

麻醉管理不当有（）。

A.各种原因的呼吸、循环停止未及时发现

B.舌后坠、呕吐处理不及时而窒息

C.高位椎管内麻醉未给氧或辅助呼吸

D.低血容量未及时纠正

E.气管导管脱出或呼吸回路断开未及时发现