I hope ____ the little ____ I have been able to do has been of some use.

Since most Antarctic rocks are dark in color, they stood out _____ the white background and are easy to identify and collect

I prefer to be ______ at a hotel with free roomservice and access to the Internet.

The 2010 Guangzhou Asian Games will be________ from Nov. 12 to Nov. 27.

I don’t feel like ______ anythingnow, for I am so tired.