用括号中所给词的适当形式填空。

1. Tom is much _____than Sam. ( cool )

2. My hair is a little _____than hers. ( short )

3. Pedro is _____than Paul. ( funny )

4. Li Ping is a little_____than me. ( outgoing )

5. Which is_____ in China, tea or coffee? ( popular)

6. Tina is much_____than Tara. ( athletic )

7. Liu Li is a little_____than her sister. ( quiet )

8. Ruth is_____than any other girl in my class. ( serious )

9. Java has _____ hair than Mary. ( curly )

10. Paul is _____than Pedro. ( thin )

引起气瘿的外因主要是( )

A．饮食缺碘
B．体质虚弱
C．情志不畅
D．外感邪毒
E．肾气亏虚