— Could you tell me____ about Valentine’s Day in Japan?— Well, not only adults but children celebrate it.
____, I passed the exam at last.
The book cost you 50 yuan, _______?
I want to know the reporter _____ is working for this Daily Paper.
—We can use QQ to talk with each other online.—Really? Could you show me ______it?
—What is your best friend like?.—He is a helpful student. He often helps the teachers _____ papers.