学习目标：
1.识记词汇：outgoing, better, loudly, quietly
2.短语：more outgoing longer hair both…and.. play the drums more loudly
3.重点句型: ---Is Tom smarter than Sam? ---No, he isn’t. Sam is smarter than Tom.
---Does Tara work as hard as Tina? ---Yes, she does.
Both Sam and Tom can play the drums, but Sam plays them better than Tom.
重点：
掌握1a—1c里呈现的重点单词和重点短语。
难点： 1、初步学习形容词、副词比较级的变化规则。
2. 学习使用形容词、副词的比较级描述人。
