People leam better through TV than through radio because （ ）解释并说明理由

题目

People leam better through TV than through radio because （ ）解释并说明理由
A　　TV sets are bigger than radios
B people can hear and they can watch ,too
C if people don't have TV ,they can not live happily
D it's easier to tum on TV than to tum on the radio

答案

选B 就是考句子意思
人们通过电视比广播学得更好是因为他们既能听又能看
A的意思是”电视比收音机大,C是“如果人们没电视,他们就不能开心地生活,D 开电视比收音机简单