What most parents are concerned about is.语法
请问为什么这句话中要加个are,不能说What most parents concerned about is.
如果换care about ,前头要不要加个are?
人气：225 ℃ 时间：2020-02-06 04:43:26
解答
be concerned about这是固定词组
care about不用加be动词
而What most parents are concerned about 是本句句子的主语
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