七年級英語上冊 Unit 7 How much are these socks?知識點整理
1）come and do sth 來做某事
come and see us. 來拜訪 / 看看我們吧。
please come and have dinner with us. 請來跟我們吃頓飯吧。
2）on sale 出售；廉價出售 for sale待售
1）房子在待售 2）毛衣在出售
12.we sell all our clothes at very good prices.我們賣的所有服裝價格都很優(yōu)惠。
at very good prices 以合理/優(yōu)惠的價格
13.for的用法
1）供……用，給……的
is this apple for me?這個蘋果是給我的嗎？
here is a letter for your mother. 這兒有你媽媽的一封信。
2）作……用（表用途）
do you need bags for sports?你需要運動包嗎？
i need a cup for milk. 我需要一個裝牛奶的杯子。
3）就……而言，對于……來說
for lunch, i like hamburgers and salad. 午飯我喜歡漢堡和沙拉。
for girls, we have t-shirts in all colors.女孩子們可以買到各種顏色的t恤衫。
4）以……的價格（表交換、價格）
you can buy socks for only 5 dollars each. 你可以買到每雙只賣5美元的襪子。
5）for oneself 親自
come and see for yourself.你親自來看看吧。
14. buy sb. sth. = buy sth. for sb.給某人買某物
buy my mother a sweater = buy a sweater for my mother給我媽媽買了件毛衣
△sth若是代詞，只能用buy sth. for sb. buy it for him
15. have a look at = look at看一看