Spring is good, _________ winter is my favourite season.[ ]
A. but
B. and
C. because
答案:A
I knew one of the detectives ______ successfully saved the little baby in the accident. [ ]
A. who
B. whose
C. which
D. whom
列举北朝着名的碑刻、墓志和摩崖刻石,并分析其特。