词汇：earth, world, country等地理词汇 — 英语填空题
题目
Read and fill: Amy is talking about geography. Fill in the blanks with earth, world or country (each word once). 1. The sun is much bigger than the ___. 2. China is the third largest ___ in the ___. So we should write: 1. ___ 2. ___ , ___