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【題目】The book has helped me greatly in my daily communication, especially at work ________ a good impression is a must.
A.which
B.when
C.as
D.where

A. commentsB. achievements

C. commitmentsD. requirements

A. qualifiedB. adapted

C. substitutedD. advertised

【題目】Lessons can be learned to face the future, ________ history cannot be changed.
A.though
B.as
C.since
D.unless

— It’s a good place for us to ______ ourselves for the future.

A. promiseB. prove

C. prepareD. present

【題目】Henry was away from home for quite a bit and _______ saw his family.
A.frequently
B.seldom
C.always
D.usually

【題目】The reports went missing in 2012 and nobody _____them since.
A.sees
B.saw
C.has seen
D.had seen

A. abroadB. broad

C. aboardD. board