7、rstplace,___原因一_______.Furthermore,inthesecondplace,___原因二_____.Soitgoeswithoutsayingthat___观点一_____.People, however, differ in their opinions on this matter. Some people holdtheideathat___观点二_______.Intheirpointofview,ontheonehand,___原因一_______.Ontheotherhand,__
8、__原因二_____.Therefore,there isno doubt that___观点二______.AsfarasIamconcerned,I firmly support the view that__观点一或二______. It isnotonlybecause________,butalsobeca