问题详情：
![ThecourseaboutChinesefoodattractsover100studentsperyear...]( "ThecourseaboutChinesefoodattractsover100studentsperyear...")
The course about Chinese food attracts over 100 students per year，________ up to half are from overseas.
A．in which B．for whom
C．with which D．of whom
【回答】
D [考查非限制*定语从句。句意：这门关于*饮食的课程每年都吸引100多个学生，其中一半是留学生。of表示“……的一部分”，关系代词whom指代100 students，在从句中作介词of的宾语。]
知识点：定语从句
题型：选择题
