通常需另煎的中药饮片有（）
A.人参
B.西洋参
C.番红花
D.葫芦壳
E.灶心土
参考答案：A, B, C
政治干预
Frequent use of borrowings from Greek or Latin is one of the outstanding lexical features of English for ______.
A. science and technology B. advertisingC. legal documents D. newspaper reporting
