What my wish is to have a round-the-world_______after I retire.

 Nowadays, there is a ____ that receiving education is a waste of time. 

“Why couldn’t they meet us at five o’clock?” “Because they were delayed by _________.”

Finding information in today’s world is easy．The_______is how you can tell if the information you get is useful or not。

To our great ________,Geoffrey’s illness proved not to be as serious as we had feared.