Guess the meanings of underlined words. Then write your own paragraph using different meanings of same or similar words.
If you prefer (1)involution to lying down, why not get (2)involved in Math Challenge? Questions (3)involved in the challenge are easy and not (4)involved, but some of them are about (5)involution, a math operation like addition and multiplication. It (6)involves your answering all questions correctly and fast to win the challenge.
答案：(1)内卷 (2)参加 (3)包含/涉及 (4)复杂 (5)乘方 (6)需要