—_____ the population of the U.S.A. in 2005?
—It _____ about 296 million.
A. What is; is B. What was; was
C. How many is; was D. How many was; is
—_____ the population of the U.S.A. in 2005?
—It _____ about 296 million.
A. What is; is B. What was; was
C. How many is; was D. How many was; is
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