六下Unit 8 Our dreams 单元知识词组:1. our dreams 我们的梦想 2. get on/off the bus 上/下公交车3.get on well with 和相处得好 4.want to be an artist/astronaut 想成为艺术家/宇航员5.ask the children about their dreams 询问孩子他们的梦想6.want to walk on Mars 想走在火星上 7.look at all the stars 看所有的星星8. in the future 在未来 9. want to be想要成为10.want to do sth. 想要做事11.want to be a dancer/writer/pianist 想要成为舞蹈家、作家、钢琴家12.want to be a scientist/policeman/cook/football player 想要成为科学家、警察、厨师、足球运动员