治疗疟疾寒热，宜选用（）

A.青蒿

B.银柴胡

C.地骨皮

D.白薇

E.胡黄连

—Have you heard the story of "The Merchant of Venice"

—No. When and where does the story ______ ?[ ]

A. take up    

B. take on    

C. take place    

D. take off