My uncle worked as a volunteer in Tibet last year. He told me a lot of his unforgettable _________ while working there.
--- When will our graduation ceremony be held?---______ two weeks’ time, _______ 18th June.
There are over 58,000 rocky objects in_____ space,about 900 of which could fall down onto ______ earth.
---I heard quite a few bikes were thrown away at Liaocheng University.--- _________________. They should be made use of.
There are so many foggy days these years. We all wonder ______________________.
I think that “Duang” must be one of the____________words on the Internet this year.