Question

Thank you very much for the trouble you have taken _________ me with my English. A．helping ..

Thank you very much for the trouble you have taken _________ me with my English. A．helping B．to help C．help D．helped

Answer 1

B

考查短语：take the the trouble to do 不辞辛苦做某事，题中含有一个定语从句，the trouble是先行词，后面的从句中you have taken后缺少宾语，省略了关系代词which/that，句意：非常感谢你不辞辛苦的帮助我的英语。所以选B。