I_____carefully but could ______ nothing.A.listened;hearB.heard;listenC.listened to;hearD.hear;listen to为什么不能选C而是选A.
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I_____carefullybutcould______nothing.A.listened;hearB.heard;listenC.listenedto;hearD.hear;listento为什
I_____carefully but could ______ nothing.A.listened;hearB.heard;listenC.listened to;hearD.hear;listen to为什么不能选C而是选A.
I_____carefully but could ______ nothing.
A.listened;hear
B.heard;listen
C.listened to;hear
D.hear;listen to
为什么不能选C而是选A.
I_____carefully but could ______ nothing.A.listened;hearB.heard;listenC.listened to;hearD.hear;listen to为什么不能选C而是选A.
楼主,是这样的
listen 是表示听的动作,而hear表示听的结果,再根据语态,选A!
listen解释为听，听什么东西要加介词to.
listen to + n.如：listen to the teacher; listen to the music
C里面to是介词，没宾语
could属于情态动词
情态动词后面的任何动词都是原型