1. --- Tina is taller than Tara.
--- Tom has shorter hair than Sam.
--- Linda is more outgoing than me.
2. 词语：both, interest, interesting, though, be good at, all the time, look the same, twin sister, a little taller, a primary school, in some ways, the same as, be different from, opposite view
3. 个人特征方面的词汇：tall, thin, short, long hair, short hair, funny, serious, outgoing, easygoing, athletic, quiet, intellectual