According to the recent research, heavy coffee drinking and heart attack is not necessarily ______ and effect.

According to the new government plans, peasants’ children have equal     to schooling.

—Henry has been teaching English in Beijing university for many years.—It’s no __________ he can speak Chinese so well and idiomatically.

－Do you have anyone particular in______for the job?－In my opinion, Tom is the right person.

A U.N. peace-keeping _______ was sent to that country and the soldiers would devote all their _______ to their job.