-- I'm not feeling very well, Barton. To tell you the truth, I'm tired of the present life.-- I suggest you do some ____ exercise to keep fit.

After reading the        school report, Tom really felt        .

 Look! There are lots of ________ birds flying over the trees.

Please remain _________ until the plane has come to a complete stop.

— How was your job interview?— Oh, I couldn’t feel ______. I hardly found proper answers to most of the questions they asked.