The plane flew smoothly ______ in the sky and people spoke ______ of theexperienced pilot.

______ the farmers discovered theentrance to the secret cave in the valley—Totally by chance

Some children are too selfish today. They should be taught to _____things with others so that they will show concern for others. [ ]

In this hotel, we have two rooms to live in, but we can’t decide ______.

I’m not feeling well in the stomach.I________so much fried chicken just now.[ ]