—Thanks

問題詳情：

—Thanks _____ the engineer，they couldn’t succeed _______ his help．

           —In order to show their appreciation，they gave the engineer a big bunch of flowers．

A．for；without    B．for；with

C．to；without      D．to；with

【回答】

C

知識點：介詞和介詞短語

題型：選擇題