精选优质文档-倾情为你奉上Unit 12(1)Ive heard that sometimes God has to knock us on the head to get our attention, but I never expected him to actually do it. In my case, though, he knocked on my left knee.I wasnt really sure what I wanted to do with my future but had generally decided to become a history teacher, more because I liked history and was good at it than for any other reason. My decision, however, suddenly changed in the middle of my second year at high school. You could say my futu