—Hi, Jack, there is ________ useful book on the desk. Whose book is it?— It belongs to my brother.A. a B. an C. the
–Are you and your parents going to visit friends in Shandong? --Yes, and while we ____ with them, we’re going to spend a few days in Qingdao.
-Though radio and television are ____ popular in the world today, I think the TV is ____ useful. --Of course, onTV wecanseeandhearwhatisgoingon home and abroad.
--When ___ you ____ your school trip? -- In five days’ time.
--Garth Brooks’ records sell well. He has sold more than 120 ____ records. --But I still hope to see him live one day.
Chinese is ___ a useful language _____ more and more foreigners want to learn it.