—Whatisourheadteacherlike,doyouknow? —Oh,heisverykind

问题详情：

 —What is our head teacher like, do you know?

 —Oh, he is very kind _____ he looks very serious.

A. because              B. though         C. if                  D. when

【回答】

B  

知识点：连词

题型：选择题