3.expensive=dear (贵的)　　　　　　 cheap (便宜的)

1.summer camp (夏令营) 2.have fun doing sth. (做…快乐)

19.look for….(寻找….)　 find (找到;发现)

Unit　 10　 Where did you go on vacation ?

17.sit down (坐下)　 18.watch sb. do sth. (观看某人做…)

16.It’s time to do sth. /It’s time for sth. (是该….的时候了)

14.middle school (中学) 15.cook…for sb.(为某人做…饭)

13.What did you do last weekend?(你周末做了什么？)

12.How was your weekend? (你周末过得怎样？)

11.practice sth./doing sth. (练习…./做某事)

10.How/What about….(怎么样？) <用于反问别人或提建议>