The reason _____ so many people are crazy about Gangnum Style is _____ it’s good for bodybuilding, and it brings people a lot of fun.

Don’t forget to take your cellphone with you _____ you can call for help if necessary.

If you any problems when you arrive at the airport, give me a ring.

Did you enjoy the outdoor training yesterday— No, not at all. I was _________ dead after so much hard training.

If transport costs_____ into consideration at the beginning, the factory would have been built far from its present place. [ ]