【正文】
tea was invented by accident (1)by accident=by chance/accidentally,意為“偶然地;意外地”,作副 He thought out the solution to the problem almost by We didn39。t know he did it whether by accident or (2)by accident與 by mistake by mistake I took your umbrella by mistake yesterday. He wrote the word “ fell” by mistake in the English 他錯誤地把單詞寫成了“ fell by accident I met my old neighbour in the park by accident/chance tea trade from China to Western countries took place in the 19th century. in the 19th century在 19 in the+序數(shù)詞 +century take place 表示“發(fā)生、舉行、舉 辦”,一般指非偶然性事件的“發(fā)生”, Great changes have taken place