问题补充:
-- Is this article difficult to understand?
-- Yes, it isn’t long and there aren’t any new words in it.
A. though
B. so
C. because
D. since
答案:
(答案→)A. though
B. so
C. because
D. since
解析:A 根据句意“这篇文章很难理解吗?”“是的,尽管它不长,也没有生词。”这里表示的是让步,故用though“尽管,虽然”。