be concerned about的concerned是形容词吗?还是被动
be concerned about的concerned是形容词吗?还是被动
be concerned about这个是形容词吗?
类似be concerned about的
be concerned about 与 be concerned with 的不同.
请问be concerned about 是担心的意思,如 i am concerned about his healt
be concerned about be concerned for be concerned over 的区别
be concerned about造句
关于be concerned about
be concerned about 中的concerned是什么词性?
be concerned about concern about
concern abou和concerned about的区别?concern with是使关心的意思,是被动语态吗?请
英语翻译用(be concerned about)