施工段一般用()表示
A.c
B.n
C.m
D.t
参考答案:C
It was on May 12, 2008 ______ the Wenchuan Earthquake happened.
A.when
B.which
C.since
D.that
足三里可主治以下哪些疾病?()
A.乳腺炎,失眠
B.呕吐,呃逆
C.痢疾,腹胀
D.原发性高血压,中风
E.咳嗽,气喘