1．The houses are arranged around a central courtyard (庭院)．
2．Do you eat sweets, cakes or sugary snacks (点心)?
3．Children in the mountains are eager (渴望) to learn.
Ⅱ.单句语法填空
1．The two brothers take turns (turn) to look after their father.
2．It's amazing (amaze) how quickly people adapt to new environment.
3．When my own son was five years old, I became eager for another baby.
4．He gave a description (describe) of what he had seen.
5．These cultural (culture) differences have existed for twenty years.
