concern可数吗？

concern是可数的。

只有在指忧虑、担心、关切时不可数，为抽象名词，其它情况可数！

例句：In her last days the poet expressed concern for herfather.在生命最后的日子里，诗人表达了她对父亲的关切。

One of the concerns thatpeople have is the side effects of treatment.人们担心的问题之一是治疗的副作用。

concern

解释：vt.影响，牵扯（某人）；关系到，涉及；使担心

例句：The statistics were received with concern.这些统计数字受到了关注。

I didn't concern myself with politics.我不关心政治。

He assumed an air of concern.他装出关心的样子。

concern常用搭配

concern oneself关心，关注，关切

例句：Face to face you concern oneself with affairs of state?对了，你关心国家大事吗？

concern about对…表示担心/忧虑

例句：He is full of concern about his sick mother. 他非常挂念他有病的母亲。