The local government raised large sums for highway ______________.
A. construction
B. construct
C. constructor
D. constructer
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The use of heavy __________ has damaged the site.
A. machine
B. machiner
C. machinery
D. machineries
If he keeps_______________, he would certainly be able to send all of his children to university.
A. taking a good profit
B. running a good profit
C. losing a good profit
D. making a good profit
At least the _______ was done, he said, and the money was in.
A. dear
B. deal
C. deer
D. ideal
Water is __________ (必要的) to maintain life, but only one percent of the water on the whole planet can be used for drinking.
A. essential
B. important
C. clear
D. obvious