Liu Qian, a magician from Taiwan, ______audience of thousands on the CCTV Spring Festival Show.
19. The teacher asked us to write a ________ article.
18. I used to be a very delighted girl. I guess no human being could have passed _______ childhood.
17. The new outline will throw light _______ students’ understanding of history.
--- Well, Linda, I’m sorry but I have to leave.--- _______. I hope to hear from you soon.
15. Researchers _______ to develop vaccines and this will probably take several months to complete.