—I hear Kris had an accident as he was riding his bike to school yesterday.—________? He is always so careful when he is riding.
The door _____ open, no matter how hard she pushes.
When I first met Doris I didn’t like her, but I ______ my mind.
An air crash accident happened to the plane, ______.
I wondered what difficulty he had _____ the plan.
_______ confidence and patience, they failed to settle the difficult problem.