be unable to find out造句

"be unable to find out"是什么意思

造句与例句手机版

His parents thought he was dumb . they took him to a doctor , but were unable to find out the reason why he wouldn t speak . no matter what they tried , he did not say anything
一个小孩，他从小到七岁没有讲过一句话，父母都认为他是哑巴，带他去看医生也找不出理由，试什么办法还是不会讲话。
It's difficult to see be unable to find out in a sentence. 用be unable to find out造句挺难的

相邻词汇

用"be ugly"造句, 用"be ugs"造句, 用"be un limited"造句, 用"be unable to"造句, 用"be unable to do"造句, 用"be unable to supply"造句, 用"be unable to void without residual urine"造句, 用"be unaccustomed to"造句, 用"be unaffected by"造句,

如何用be unable to find out造句，用be unable to find out造句，be unable to find out in a sentence, 用be unable to find out造句和be unable to find out的例句由查查汉语词典提供，版权所有违者必究。