Speech--the act of uttering sounds to convey meaning -- is a kind of human action. Like any other constantly (47) action, speaking has to be learned, but once it is learned, it becomes a generally (48) and apparently automatic process~As far as we can determine, human beings do not need to be forced to (49) ; most babies seem to possess a sort of instinctive drive to produce speechlike noises. How to speak and what to say are another matter altogether. These actions are (50) from the particular society into which the baby is born; so that like all conduct that is learned from a society --from the people around us speech is a patterned activity. The meandering babble and chatter of a young child are eventually channeled by imitation into a few orderly grooves that represent the pattern accepted as meaningful by the people around him. (51) ,a child’’ s indiscriminate practice of putting things into his mouth becomes limited to (52) food into his mouth in certain way. The (53) that a child can make are more varied and numerous than the sounds that any particular language (54) . However, a child born into a society with a pattern of (55) is encouraged to make a small selection of sounds and to make these few sounds over until it is natural fur him to make these sounds and (56) .WORD、BANKA、restored I) poetry.B、puttingJ) unconsciousC、language K) learnedD、repeated L) WhereasE、others M) speak F) Similarly N) sequence G) sounds O) reflected H) utilizes