The present situation is very complex, so I think it will take me some time to _____its reality.
The organization was founded (建立) for the ________ of poor children .
People try to save time by using their own cars, and this ________ creates further problems.
I was about to leave_______ something happened, which attracted my attention.
Our city has experienced _______ this year as it did last year.
--- There is ________dark stain(污渍) on my coat. Who left it?---- It’s me, Dad. I did it just for ______ fun.