问题
选择题
—______ the population of the U.S.A. in 2005?
—It ______ about 296 million. [ ]
A. What is; is
B. What was; was
C. How many was; is
答案
答案：B
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—______ the population of the U.S.A. in 2005?
—It ______ about 296 million. [ ]
A. What is; is
B. What was; was
C. How many was; is
答案：B