Thank you for the trouble you put to help us.改错

Thank you for the trouble you put to help us.改错 Thank you for the trouble you _________ to help us. thank you very much.it is so kind for you to help us如何改错 Thank you for the trouble. 改错：thank you for you help me Thank you for you help 改错 thank you for the trouble you will have to take for Thank you for your help to find the museum.Thank you for hel 1.Thank you for D us.A.helps B.to help C.help D.helping Thank you again for the trouble you have taken to my visit a thank you for ( )(help) Thank for you help.