Unit 7词汇：
1. how much （价钱）多少2. seven dollars七美元 one/a dollar 一美元3.a pair of socks 一双袜子 two pairs of socks 两双袜子4. “颜色 名词”结构的短语有：red sweater 红毛衣 blue skirt 蓝裙子 black pants 黑裤子5. 由help构成的短语：help sb. with sth. 帮助某人某事help sb. (to) do sth帮助某人做某事6. want sth. 想买某物
want a sweater 想买一件毛衣7. what color 什么颜色8. at Huaxing’s=at Huaxing Clothes Store 在华兴服装店9. come and buy your clothes 来买你的衣服10.“like 名词”喜欢某物 like sweaters 喜欢毛衣11.at a very good price 以非常优惠的价格
12.bags for sports 运动包13. T-shirts in red=red T-shirts 红T恤衫14. socks for only￥5 each 每双袜子五元15. afford our prices负担得起我们的价格
16. for yourself 亲自17. come to some place 来某个地方
