问题
选择题
—What is your math teacher like, Nick?
—She is very kind _______ she looks a little serious. [ ]
A. although
B. if
C. so
D. until
答案
答案：A
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—What is your math teacher like, Nick?
—She is very kind _______ she looks a little serious. [ ]
A. although
B. if
C. so
D. until
答案：A