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一、写作词汇 预习Learning about Language,Using Language,Summing Up & Learning Tip部分的词汇,完成下列小对话或语段。 1.—You shouldn’t have wasted so much time. —I 　　　　　　(后悔) it.  2.—What does Mr.Yang do? —He is a manager of a company which was 　　　　　　　(建立) two years ago.  3.—Why can’t I be allowed to drive at this speed? —Because it may 　　　　　　 (导致) an accident. 

regret　

built up　

lead to