既补肾阳，又祛风寒湿以治痹证的药物是（）。
A.附子
B.仙茅、淫羊藿
C.巴戟天
D.川乌
E.鹿茸、紫河车
参考答案：A, B, C
Could you please __________ me __________ my English?[ ]
A. help; with
B. to help; with
C. help; studying
D. to help; study
Jenny hopes that Mr. Smith will suggest a good way to have her written English ____ in a short period. [ ]
A. improved
B. improving
C. to improve
D. improve
