精选优质文档-倾情为你奉上单选精练21. _to show people that singing should be a happy experience and a way of personal expression, Jessie entered for the singing competition.A.To determine B.Determining C.Determined D.Being determined2.Ill give you the phone number of my hotel, so that you can reach me _.I would like you to get informed of my latest activities.A.if anything happened B.if anything had happened C.had anything happened D.should anything happen3.In truth,