【题目】—What do you think of the song Little Apple ________ was sung by Chopsticks Brothers?
—It’s relaxing and easy to sing.
A. who B. what C. that
在线课程【答案】C
【解析】
试题分析：句意：——你认为筷子兄弟唱的《小苹果》如何？——很让人放松，很好唱。句中包含定语从句，先行词是Little Apple指物，在定语从句中作主语，故选关系代词that，故选C。