—How much are these shorts?

—______ seven dollars. [ ]

A. It's

B. They

C. They're

D. are

肺阴亏耗所致的咳嗽使用的方药是（）

A.二陈平胃散合三子养亲汤

B.清金化痰汤

C.黛蛤散合泻白散

D.沙参麦冬汤

E.以上都不对