You get the flu shot. You can still get the flu. (even if / in order to)
She takes her MP3 player with her. She takes it to each placeshe goes. ( unless / wherever)
You want to go to a top university. You must have excellent grades. (because of / if)
I'd be happy to keep you company. You might want to be alon. (unless / if)
The game was cancelled. The rain was the reason. (only if / because of)
Keep in touch. I want to know how you are doing. (so that / even if)