Milu deer，which used to be ______ in China long ago，is a rare animal nowadays.

-- 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.

With many years of working experience, Jack is ___________ for the job.

It is reported that the children from the earthquake-stricken areas are in _________ need of love and attention.

--- It was said that little Bill hit his classmate on the head.---He is thought to be a(an )________  boy, who is always ready to start a fight.