Unit 1 It’s taller than many other buildings.
导学目标：
1. 掌握并正确运用下列单词和词组：
hill, population, wide, million, pretty, pretty good, than
2．掌握单音节形容词和部分双音节形容词比较级的表达法。
自主预习：
一、根据汉语提示补全单词
1. Our __________(家乡)is very beautiful.
2. Lucy and Lily are twins. But she is taller ________(比)Lily.
3. This building is 100 metres ________(高).
4. What’s the __________(人口)of Shenzhen?
5. _________(数百万) of visitors come to the Great Wall every week
