$11. On April 22 every year, people around the world mark Earth Day by ______ the environment.$
Answer key
C
On April 22 every year, peopl…——2023 高考英语第 12 题答案解析
2023_天津卷 (英语)
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2023_天津卷 (英语)
$11. On April 22 every year, people around the world mark Earth Day by ______ the environment.$
C