he learned ( ) a piece of news.

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/05 23:16:09
he learned ( ) a piece of news.

he learned ( ) a piece of news.
he learned ( ) a piece of news.

he learned ( ) a piece of news.
这个空应该不填也可以啊……要填什么词性的词呢?