--Mr. Li, I found a watch on the playground. --You should try to find out _________A. whose is the watch B. who is the owner of the watchC. whom does the watch belong to
Amy was not sure _______________________.
When I feel blue , I prefer ________some books _______myself up.
The sign ______, “ No photos!” Why are you still taking photos here ?
Tom _______ go to Jenney’s birthday party because he argued (争吵) with her days ago.
--Do you think ________ a concert(音乐会) in our school hall this weekend? --Yes, there will.