Peter ________ at this job since he graduated from college.
I broke my relationship with John because he always found with whatever I did.
Walking and running are the oldest and newest, excellent _________ exercise for all ages and fitness levels.
—Do you think we can get there on time? —Yes,_______ the truck doesn’t break down.
The children were playing games on the playground, ________ school uniforms.
It is written clearly in the requirements that all passengers ______ check onto board 30 minutes before the plane takes off.