We should really take advantage ___ this opportunity.
Let's set ___ a meeting for Friday.
I found this information ___ the Internet.
I'm really interested ___ learning more about that.
The Internet makes it easier ___ people to find information quickly.
How much (money) did you spend ___ that?
She's not in the office today, but you can call her ___ home ___ her mobile.
at - in
in - on
at - on
We're really excited ___ the trip next week.
What's the reason ___ that?
Take an umbrella with you, just __ case it rains.