17. Which of the following is a referential question?
Where was Yang Liwei born?
Who is the first Chinese astronaut?
Why do you think Yang Liwei is a great astronaut?
When did Yang Liwei begin his historic space travel?
本题主要考查语篇教学理论。
题干意为“以下哪一项是参考性问题”。提问可分为展示性问题(displayquestion)和参考性问题(referential question)。 展示性问题是指提问者已经知道答案的问题，参考性问题是指提问者不知道答案的开放性问题。因此，C项符合题意，A、B、D三项均不符合。故正确答案为C。