APP be concerned about be + a. + prep. 为…担忧,操心,关心His father is much concerned about his study. 他父亲非常关心他的学习。Everybody is concerned about his own future. 每个人都关心自己的前途。be concerned with be + a. + prep. 与…有关;牵涉到,卷入到It is sai......（本文共 301 字） [阅读本文] >>
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be concerned about be + a. + prep. 为…担忧,操心,关心His father is much concerned about his study. 他父亲非常关心他的学习。Everybody is concerned about his own future. 每个人都关心自己的前途。be concerned with be + a. + prep. 与…有关;牵涉到,卷入到It is sai......（本文共 301 字） [阅读本文] >>
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