D. George Martin
75. What can we infer from the last three paragraphs?
A. Most of us could be good at sports even at 120.
B. The average human life span cannot be doubled
C. Scientists believe mice are aging at a slower speed than before.
D. New techniques could be used to change flies into a new species
第二卷(共35分)
第四部分:书面表达(共两节,满分35分)
第一节 情景作文(满分20分)
【高中英语语法-普通高等学校招生全国统一考试北京卷 2之四】相关文章:
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