问题
选择题
—Will people live to be 200 years old?
— . [ ]
A. No,they aren't
B. No,they won't
C. No,they don't
D. No,they can't
答案
答案：B
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—Will people live to be 200 years old?
— . [ ]
A. No,they aren't
B. No,they won't
C. No,they don't
D. No,they can't
答案：B