Question

【题目】A good storyteller must be able to hold his listeners' curiosity _____ he reaches the end of the story.

A. until B. unless C. since D. if

Answer 1

【答案】A

【解析】句意：一个讲故事好的人必须能抓住听众的好奇心，直到故事的结尾。A. until到…为止；B. unless除非，如果不；C. since 自从；D. if如果，是否。结合句意可知，答案为A。