i don't know ___ to do with the problem ___ they are facing nowa._英语解答

i don't know ___ to do with the problem ___ they are facing now
a.what; what b.how; / c.what; / d.how; that
选C 求分析

人气：470 ℃　时间：2020-04-02 02:05:42

解答

do with 一般和what连用
后面是个定语从句,引导词是that或Which,在从句中作宾语,所以可以省略