单项选择题

Every effort was made to reduce the cost of the project substantially.

A．effectively
B．proportionately
C．greatly
D．marginally
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单项选择题
The pleasure-centered people are too soon bored with each subsequent level of fun .
A．successful
B．successive
C．succeeding
D．succeeded
单项选择题
The old man lodged an official complaint about his neighbours' behaviour.
A．did
B．put
C．made
D．set up
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