单项选择。 Mr Li is kind ______ us. But somet
题型：选择题
问题：
单项选择。
Mr Li is kind ______ us. But sometimes he is kind ______ serious. [ ]
A. to, of
B. with, to
C. of, to
单项选择。
Mr Li is kind ______ us. But sometimes he is kind ______ serious. [ ]
A. to, of
B. with, to
C. of, to