________ super hurricane of Sandy, sweeping across the USA and many parts of America, has up to now caused ________ loss of over 50 billion dollars to the USA alone.

A．The; the

B．A; the

C．The; a

D．A; a

术后胸腔闭式引流管需夹闭的是（）

A.左肺上叶切除术

B.隆突切除重建术

C.右全肺切除术

D.右肺下叶切除术

E.肺楔形切除术