Day or Night
课程：英语每日故事（初级）1-31 · 英文练习
练习内容
Up in the sky is the red, hot sun. The sun gives us light and keeps us warm.\nAt night, we cannot see the sun, but the sun is still there.\nWhy can't we see the sun at night? The Earth moves around th
课程：英语每日故事（初级）1-31 · 英文练习
Up in the sky is the red, hot sun. The sun gives us light and keeps us warm.\nAt night, we cannot see the sun, but the sun is still there.\nWhy can't we see the sun at night? The Earth moves around th