合同被变更、撤销的前提是( )。
A.损害国家利益
B.违反法律
C.当事人提出请求
D.当事人一方违约
参考答案:C
—Who did it better , Bill or Henry?
—I think Bill did just ________ Henry. [ ]
A. as well as
B. as good as
C. as better as
D. more badly than
据《素问·至真要大论》经文,属于“上”的病机是()
A.诸热瞀瘛
B.诸痿喘呕
C.诸呕吐酸
D.诸气聩郁
E.以上都是