Unit 1 Friendship一：重点词的讲解1.Add up把.加起来Please add up the scores and well see who won.把你们的得分加起来，我们就可以看出谁赢了。Add的用法(1)增加；增添Add up to 加起来等于；总计；结果是Add A to B/add A to B 把A和B加起来Add to 增加；增添Please add some salt to this dish.往这道菜里搁点盐。(2)补充说；继续说；其后常跟that从句或是和直接引语连用He added that they return soon.他补充说他很快就回来。I have nothing to add to my statement.我对我的陈述没有什么可补充的。2.upset(1)adj. 心烦意乱的；不愉快的；肠胃不适Be upset about/over sth. 为某事烦心。Be upset that. 心烦There is no point
