词汇：lesson, another, concert, whom, calendar, the day after tomorrow, weekday
短语：study for a test, have a piano lesson, come to the party, the whole day, another time, soccer practice, join sb. try to do, go to the concert
句型：Can you come to my party? I’m sorry, I have to help my mum./Sure, I’d love to .
Can she go to movies? Sorry , she can’t, she’s playing football. When is the party? It’s at ten fifteen.
语法：情态动词can 的用法
