I help you because I like you. I study hard because I want to pass the exam.
We have to go home since we have no idea where to go next.
You need to hurry up since it's very late now.
I can't go out as it's raining.
I can't run fast as I'm too fat.
I love you, so I will do everything to make you happy.
I didn't eat anything, so I'm very hungry now.
We had to cancel the picnic because of bad weather.
I did it because of you.
The flight was canceled due to the storm.
I came home late due to the traffic jam.
He didn't work hard. As a result, he was fired.
I was busy this evening. Therefore, I couldn't come to your party.
Thanks to his hard work, he got a raise.
