以上没一个是对的,但是出题给的答案肯定是C,
C 的内容不完整,应该是doesn't need to do
need 作为行为动词,用法
need to do
need doing ,时候,主语常常是指物
need 做助动词
need do
needn't do
以上没一个是对的,但是出题给的答案肯定是C,
C 的内容不完整,应该是doesn't need to do
need 作为行为动词,用法
need to do
need doing ,时候,主语常常是指物
need 做助动词
need do
needn't do