根据提示填空(每空一词)
I have great ____(difficult) in finishing the work by myself.

答案

difficulty

知识点:动词短语  普通名词-不可数名词  

解题思路

have difficulty (in) doing sth.表示“做某事有困难”。difficult是形容词“困难的”,需要变成名词difficulty。

易错点

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