1.ThereadersoftheShanghaiStudents'Postwilldefinitelyhaveanadvantageoversomanyothersbecauseoftheircommitment___English.A.forlearningB.tolearnC.inlearningD.tolearning为什么选D?2.Studyingabroadcouldbeagoodopportunityforustodeveloptheability___ourselvestoanothercultureandtocommunicatewithpeoplefromdifferentsocialgroups.A.adaptingB.toadaptC.inadaptingD.tobeadapted为什么选B?3.NewYorkandChicago,wherepeoplefloodedforjobsandsuccessintheearly20thcentury,experiencedrapidgrowth___thepopulationinthecountrysidedecreased.A.whenB.whileC.sinceD.as为什么选B?不选A?
对英语学习的赞同为什么不能用thecommitmenttolearnEnglish呢?