there are too many difficulties for us__.We really don't know __t_英语解答

there are too many difficulties for us__.We really don't know __to do
A、to deal with;how B、to do with;how C、to deal with;what D、to do with;What
答案是c为什么?

人气：239 ℃　时间：2020-03-21 11:32:13

解答

too...to 太...而不能...（短语）
deal with处理,不及物短语
do with处理,及物短语,要接宾语
后一空是kown的宾语从句,what做主语