[ Grammar for TOEFL ]
Were _____ millions of dollars each year replenishing eroding beaches, the coastline would be changing even more rapidly.
A. the U.S. Army Corps of Engineers not spending
B. the U.S. Army Corps of Engineers not spend
C. the U.S. Army Corps of Engineers does not spend
D. not spending the U.S. Army Corps of Engineers
Select your answer:

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