这句话哪错了?怎么改?

这句话哪错了?怎么改? “贯彻《小学生守则》以后》发生了显著变化”这句话错在哪,怎么改? “我们伟大的祖国在社会主义康庄大道上”这句话哪错了,怎么改 "The party has finished for half an hour"这句话错在哪了,怎么改? by this time tomorrow we have finished the work.这句话哪错了?怎么改? 英语：这句话哪错了?怎么改?One of my uncles are a teacher. i don't like you to arrive late.这句话哪错了?为什么?怎么改? what he did was puzzled这句话哪错了?怎么改? It is high time you leave for Shanghai .这句话哪错了?怎么改? 改病句,哪错了,怎么改 改病句,这句话哪里错了 He reads English everyday.这句话哪项错了,怎么改