Unit 22 Communication Workshop学案Writing a reportTask 1 BrainstormTask2 Noise pollution and noise control measures in China_Task3 MatchingPara A Positive commentsPara B ConclusionPara C Negative factsPara D Aims of the ReportTask4 Complete the report with the linking words and expressions1_ 6_2_ 7_3_ 8_4_ 9_5_ Alternative task