题干
Premier Li Keqiang promised to punish the criminals _______sold the illegal vaccines(非法疫苗)
A：where
B：which
C：who
D：Whose
答案(点此获取答案解析）
C
Premier Li Keqiang promised to punish the criminals _______sold the illegal vaccines(非法疫苗)
A：where
B：which
C：who
D：Whose
