A.economy
B.agriculture
C.investments
D.chemicals

A.is it
B.isn't this
C.isn't it
D.don't we

A.were destroyed
B.destroyed
C.have destroyed
D.were destroying

A.about
B.to
C.of
D.with

A.The most carefully
B.The carefully
C.The more carefully
D.Carefully

A.beautiful silk yellow
B.beautiful yellow silk
C.yellow silk beautiful
D.yellow beautiful silk

A.had finished
B.has finished
C.was finished
D.finished

A.no matter
B.although
C.because
D.whether

A.full of experience
B.lack of responsibility
C.without money
D.full of sincerity

A.
B.
C.
D.