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Words and expressions n.鞋跟;足跟 /hi:l/ heel n.勺;铲子 /sku;p/ scoop n.电;电能 /,ilek'trisoti/ electricity n.样式;款式 /stail/ style n.高兴;愉快 /'plesa(r)/ pleasure n.(=zip)拉链;拉锁 /zipa(r)/ zipperadj.每日的;日常的/"deili/ daily
warming up Do you know? What are the Four Great Inventionsin ancient China?
