listen为什么变成listening?为什么这样变，不变成listenning?

listen为什么变成listening?为什么这样变，不变成listenning? I likes listening to music at the weekend 为什么 listening listen行吗? they are ___their teacher now?a.listen b.listening c.listening to 选哪个,为什么 listen to music 还是listening to music为什么有些地方用的是listen to music All she wanted me to do was listen.为什么不是listening或to listen he enjoyed nothing,but listen to music.改错为什么listen前加to,不用listening Some of the young men enjoy _ popular music.A.to listen to B.to listen C.listening D.listening to为什么选第四个而不选第三个呢. i like this song very much.it is worth-a listen b listen to c listening d listening to选什么,为什么 If only I -- to the lecture!A.listen B.will listen C.am listening D.had listening 该选哪个 为什么 Do you have fun__to music?A.to listen B.listening C.listen D.listens选哪一个?为什么 teenagers enjoy ( ) pop songs at free time A to listen to B listening C to listening D listening t选什么,为什么选这个, He sat ( )to her ( )the stairs.A to listen to climb B listening to climb C listening climb D listening to climbing 这里为什么用C? listening to的用法We are listening to the English song twice a week.这里为什么用listening to,而不用listen to? I don't like (listen/listening) to music.选哪个?为什么? 期末考~急they sit in the classroom listening to the teacher.为什么不用to listen Mike and i like ___to MusicA listen B listens C listening为什么 now,he is uesd to ___to classical music.是用 listen 还是 listening?为什么? 英语选择说明为什么?Mr li made a radio___the news A.listen to B.listening to C.to listen to D.listen