You can't imagine what great trouble they have _____ the problem _____.

You can't imagine what great trouble they have _____ the problem _____.
You can’t imagine what great trouble they have _____ the problem _____.
:a、to solve/being talked about b、 solving/ discussing
c、 to solve/ to talk about d、 solving/being discussed
句意我理解 但为什么用solving/being discussed
英语人气:371 ℃时间:2019-10-14 02:46:33
优质解答
You can’t imagine 是主语,你不能想象,难以想象what great trouble they have 是一个感叹结构,把它先变为正常句子结构,即:they have great trouble ..,他们.有着很大困难,后面跟(in) doing(in可以省略)所以第一...
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