The number 911 is a special number, ________, I think, that will be remembered by the Americans forever.
No student likes ________ in the teacher’s face during the class.
-----I’ m sorry that I have broken your glasses. ----- ____________!
His appearance has changed so much that you _____ not recognize him.
.When_________different cultures, we often pay attention only to the differences without noticing many similarities.
Professor Lee is considering going to teach in Shenzhen, where he can get paid_________.