We’reconductinganationwidesurveyofpeople’sreadinghabits...

問題詳情：

We’re conducting a nationwide survey of people’s reading habits. Do you have five     minutes _____ a few questions?                                                

  A. answering                                                       B. to answer                

  C. to have answered                                             D. having answered

【回答】

知識點：不定式

題型：選擇題