Youcan’imaginewhatgreatdifficultyIhad（）hisaddressA.tofindB.offindC.findingD.abouYoucan’imaginewhatgreatdifficultyIhad（）hisaddressA.tofindB.offindC.findingD.aboutfinding

Question

You can’ imagine what great difficulty I had （） his address A.to find B.of find C.finding D.abou
You can’ imagine what great difficulty I had （） his address
A.to find B.of find C.finding D.about finding

Answer 1

答案选C.
解析：have difficulty (in) doing sth 是一个词组,意思是做.是困难的,答案要用动名词形式,即-ing 形式.