到底是have problem doing 还是 have problems doing

如题所述

你好
是have problems doing 或者have a problem doing
== have trouble / difficulty doing
=== have a hard time / a tough time doing追问

可是在一些作业中是have problem

追答

那是错的,因为problem是可数名词

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第1个回答  2012-06-23
口语中 have problems doing 做某事有困难
规范表达是 have problems in doing sth
第2个回答  2012-06-23
have problems doing 或者have a problem doing
== have trouble / difficulty doing