1 He can't play the violin,but Tom can play it well.
2 He can help the children with swimming.
3 You can play the drums or the piano.
4 what would you like for lunch?
5 How is the weather today?
6 Is that hot or cold?
7 It's time to go to school.
注意3 没有错误：You can play the drums or the piano.意思是 你可以去玩击鼓或者是去弹钢琴.
而用问句 can you play the drums or the piano?是说你否能去击鼓或者去弹琴
请上面这位Merry526 的回答者,自己确定了,再对别人的回答做评价,否则会误导提问者 .