My sister, an inexperienced rider, was found sitting on the bicycle _____ to balance it. [ ]

doctor is ______ this afternoon, I willtake my little daughter to him for a thorough checkup

You are not fit at all. You need to eat ______ fast food and exercise ________ .

_______ worries the public a lot the way thestudents are getting more and more stressed out

You didn’t do well in the driving test; _______, you failed.