Ateacherstoodinfrontofhishistoryclassoftwentystudentsju...
问题详情：Ateacherstoodinfrontofhishistoryclassoftwentystudentsjustbeforehandingoutthefinalexam.Hisstudentssatquietlyandwaitedforhimtospeak.“It’sbeenapleasureteachingyouthisterm,”hesaid.“You’veallw...