[ Mixed General Quiz ]
Los Angeles ___ a system of aquaducts to bring snowmelt from the mountains of northern California for its water supply.
a. uses
b. using
c. used

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Vocabulary › ViewThe brain has ______ main parts.
A. three
B. two
C. four
Grammar › View
Which word is not a possessive noun?
A. My
B. I
C. Our
D. His
