I dont know what trouble you have 后加to solve the problem还是solving the problem

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Idontknowwhattroubleyouhave后加tosolvetheproblem还是solvingtheproblemIdontknowwhattroubleyouhave后加tosolv

I dont know what trouble you have 后加to solve the problem还是solving the problem
I dont know what trouble you have 后加to solve the problem还是solving the problem

I dont know what trouble you have 后加to solve the problem还是solving the problem
用solving the problem.其实trouble后面是有个in的,省略了.在做.有麻烦.