【正文】
he hole is about ( 50米深) . ? ④ The tree is nearly ( 36米高) . ? 4. The atmosphere protects the earth from the sun’s heat. ? protect…from 保護(hù) …… 免遭 ? 例如: ? ① The thick coat protects the body from the cold. ? ② The helmet protects the head from the rock. ? ③ The plastic cover protects the book from being broken. ? 5. Nothing could remain alive on the earth without the atmosphere to protect up. ? Plants depend on nitrogen to stay alive. ? ① remain alive 存活 ? stay alive 存活 ? 例如: ? remain silent stay calm ? remain standing stay awake ? remain the goal stay cool ? remain weak stay quiet ? ② depend on 依靠,依賴 例如: ? The people in the south depend on the government. ? The pandas depend on our good care. ? You can’t depend on your parents forever. ? 【 典型例題 】 ? ① The success of the Olympic Game (依賴) Chinese people’s hard work.