Who thinks this? Write Jennifer or David before the sentence, Jennifer用大写J表示,David用大写D表示: ( ) 1 A friendly person, but that is all! ( ) 2 Alcohol helped me to talk ( )3 I am a perfect person ( )4 I am getting angr ( ) 5 I am going geocaching in the morning ( ) 6 I am happy that I did not wear my jeans ( )7 I am sure that she likes me ( )8 I know nothing about his family ( )9 I tell good jokes ( )10 I will give the waitress some extra money ( )11 I also know a lot about wine and want to suggest something ( )12 I will say that I'm busy for the next three months ( )13 I want to go dancing ( )14 I want to go home now ( )15 Why can't I say something?