—What is our head teacher like, do you know?— Oh, he is very kind _____ he looks very serious. [ ]A.
[ ]
题目简介
—What is our head teacher like, do you know?— Oh, he is very kind _____ he looks very serious. [ ]A.
题目详情
— Oh, he is very kind _____ he looks very serious.
[ ]
B. though
C. if
D. when
答案