新概念英语定语从句1.the dictionary----the gentleman bought half an ho

新概念英语定语从句1.the dictionary____the gentleman bought half an hour ago was very expensive.4.there is only one thing.I can do.5.there is the boy.textbook was lost6.the dog .is carrying the basket is mine 7.the film.we saw last week is good、8.he is a policeman、、、caught the thieves9.that's all 、、、 I know 汗、 那些顿号还有省略号里面的怎么写啊?