Back Quotation 引法 To explain some ideas, report some events and prove some conclusions in a convincing way, the author successfully employs the technique of quotation through direct speech as in Paras. 2, 6 7.8.9.10.11.17 and 20 and indirect speech, as in Paras. 12, 14, and 16, or the mixture of both. as in para. 12 回Back Quotation 引言法 To explain some ideas, report some events and prove some conclusions in a convincing way, the author successfully employs the technique of quotation through direct speech, as in Paras. 2, 6, 7, 8, 9, 10, 11, 17, and 20, and indirect speech, as in Paras. 12, 14, and 16, or the mixture of both, as in Para. 12. 返回