havetogobackbytenThestudentwenttopark学生们常常在课后讨论 Whydonyou+dosth.? Whynot+dosth.? LetC+do_sth.lShallwe/I+dosth.?4.alot许多常用于句末如我已经犯了一个错九年级英语Unitl1. by+doing通过方式女口:bystudyingwithagroupby还可以表示:“在旁”、“靠近”、“在期间”、“用、”“经过”、“乘车”等女口:Ilivebytheriver.Ioclock.Thethiefenteredtheroombythewindow.bybus.2. talkabout谈论,议论,讨论如:Thestudentsoftentalkaboutmovieafterclass.电影。talktosb.=talkwithsb.与某人说话3. 提建议的句子:What/howabout+doingsth.?女口:What/Howaboutgoingshoppin