The story is too hard to understand Yes,（）it's short and there a

The story is too hard to understand Yes,（）it's short and there aren't many new words in it.
A、since
B、because
C、if
D、though
【正确答案】：D
【题目解析】：【应试指导】本题考查连词辨析。句意：—一这个故事太难理解了。—是的，虽然它很短，而且里面没有很多生词。 since从……以来，因为，引导时间状语从句或原因状语从句； because因为，引导原因状语从句；f如果，常引导条件状语从句；though虽然，尽管，引导让步状语从句。根据句意，本题选D