Jack felt nervous when he found the physics problems ____ to work out.

It is reported that _______ people in the world are suffering from the H1N1 flu.

Jim wants to take part in the torch relay (火炬接力) of the 2008 Olympic Games. — _________. [ ]

We are inschool. Our English teacher is Mr. Li.

Jack is a boy, ______ last name is Brown.