I really don’t know _________ I had my money stolen.
The audience was ____ very young children so there was a lot of noise while the concert was going on.
It is considered a good way for students to ________study with pleasure.
She can’t help ______ the house because she’s busy making a cake.
The country life he was used to _________ greatly since 1992.
You_______that mistake;you were too careless.