Youcan’timaginethedifficultyhehas

发布时间：2020-07-27 00:30:59

You can’t imagine the difficulty he has ________ the problem!A.to solveB.solvedC.solvingD.solve

网友回答

C解析have difficulty(in)doing sth．是固定短语。
以上问题属网友观点，不代表本站立场，仅供参考！