I'd like to take _____ of this opportunity to thank you all for your cooperation.

The teacher suggested we do the exercises with great ________ though they were easy.

Office _______ is just something that he plays at; the one thing that really interests him is golf.

Lin Dan won the first prize in the Beijing Olympics, which helped him gain the ____ of the world.

As we all know, the Internet will let people have ____  to huge amounts of information from their own homes.