肝脏的营养供应来源是（）

A.肝动脉

B.肝动脉和门静脉

C.肝静脉

D.门静脉

E.下腔静脉

（原创题）The patient insisted that he _____ ill, and _____back home at once.

A．wasn’t , was sent

B．isn’t , be sent

C．wasn’t , be sent

D．should be , send