有氧训练最好长期坚持，基本疗程为（）。
A.2～6周
B.3～7周
C.4～8周
D.5～9周
E.6～10周
参考答案：C
Charlie Chaplin______ a great actor from a child, and at last his dream ______.
A．dreamed to be ; came to true
B．dreamed of being; came true
C．dreamed about being ; was come true
D．dreamed of being; realized
阴脉之海为（）
A.任脉
B.督脉
C.冲脉
D.阴维脉
E.阳维脉
