The report (a)   through some of the problems with the new computer system.

I (a)   across these amazing headphones while I was shopping with my mum.

When we (a)   back in history, we can see how society has developed.

Do you remember blue cola? I wonder who (a)   up with that idea!

We need to (a)   out where we can buy tickets for the tour before they all sell out.

I want to go to the library and (a)   out the new book by Harriet Robins.

A lot of people feel that the colour blue (a)   for peace and relaxation.

Do antibacterial soap _ (a)   of germs better than plain old soap and hot water?

I have no idea where these reports _ (a)   from, but to my knowledge, there is absolutely nothing in them.