save和protect用法 — 英语词汇题
题目
选词填空：从括号中选出正确的词填在横线上，注意句意区分。1. We must ______ the Earth from pollution. (save / protect) 2. Please ______ paper and use both sides of every page. (protect / save) 3. Trees can ______ the city from strong winds. (save / protect) 4. We should ______ energy by turning off lights early. (protect / save)