France has reported a second case of a new type of virus infection. The virus is similar to ______ that caused SARS, a breathing disease that killed 775 people in 2003.

The number 9.11 is a special number, ____, I think, that will be remembered by the Americans forever.

Let us not waste ______ time we have left . 

They produced two reports, ______ of which contained any useful suggestions.

-Have you got any books on English grammar? I want to borrow _______.-Yes, here you are. But you must return it by Friday.