The students were all interested ________ you told them yesterday．

The students were all interested ________ you told them yesterday．

A.in which

B.in that this

C.all that

D.in everything

答案及解析： D

解析：

本句中“对……感兴趣”为固定词组be interested in sth．, everything作宾语，而you told them则作定语用以修饰everything。