There is______ "h"in the word"hour"，and the"h"doesn't make sound．（　　）

How can I get some______ about the 2016 Olympic Games？

Why not search the Internet？（　　）

David is a fantastic singer ______ can play different kinds of music．（　　）

Whose bike is this？

I am not sure．It ______ be Mary's （　　）

Did you make the kite ______，kids？

No，our uncle made it for us．（　　）