虚脉与实脉的主要区别在于（）
A.脉位不同
B.脉势不同
C.脉律不同
D.至数不同
E.流利度不同
参考答案：B
_________ ,she is still as strong as you. [ ]
A. As old she is
B. Old as she is
C. As she is old
D. As old is she
我国实现现代化的关键在于（）
A.农业的现代化
B.工业的现代化
C.服务业的现代化
D.科技和国防的现代化
