@article{oai:repository.dl.itc.u-tokyo.ac.jp:00039188, author = {Nagai, Masashi}, journal = {Linguistic research : working papers in English linguistics}, month = {Jun}, note = {application/pdf}, pages = {123--129}, title = {Purpose Clauses, Rationale Clauses and Their Positions}, volume = {22}, year = {2006} }