5. I think she should get the job.

4. I think a good friend makes me laugh.

3. Liu Ying is not as good at sports as her sister.

2. In some ways we look the same, and in some ways we look different.

1. Petro is funnier than Paul.

　　 Tina is taller than Tara.

　　 Tom is more athletic than Sam.

3. twin sister, look the same, look different, go to parties, in common, be good at, make sb. do sth, elementary school, enjoy, doing sth.,

2. more, than, twin, both,

1. 形容词比较级：taller, shorter, thinner, longer, heavier, calmer, wilder, quieter, funnier, smarter, more athetic, more popular

3. 学习比较身边的事物并选择最佳方案。

2. 学习使用形容词的比较级比较人的个性特征。