46 .Edwards addressed the envelope but has not __it.(2 分)

46 .Edwards addressed the envelope but has not __it.(2 分)
A.signed
B.sighted
C.stamped
D.selected
47 .John’s luggage is ___ his girlfriend’s.(2 分)
A.three times heavier as
B.heavier three times than
C.as heavy as three times
D.three times as heavy as
48 .Mrs Stone had worked for the company for more than ten years and she __ succeeded in getting promotion after many attempts.(2 分)
A.final
B.last
C.eventually
D.at the end
49 .The company claims it is got to rationalize its workforce,___ many of the staff will lose their jobs.(2 分)
A.on the other hand
B.in another hand
C.in other words
D.on the whole
50 .Sara felt frustrated since she couldn‘t ___ the pressure of her new job.(2 分)
A.avoid
B.meet
C.handle
D.skip