Question

27. —Fll go to Hangzhou after the exam.

— you are there,could you buy some tea for me?

   A. Though   B. Unless   C. While   D. Because

Answer 1

27. C

27. C本题考查连词的用法。下句表示的是"当你在那里的的候，你能为我买些茶叶吗?"。though意为"尽管;虽然”; unless意为.'除非”；while意为”当……时"；because意为 "因为”。根据题意可知应选C.