[填空题]结构的极限状态分___和___两种。

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• ●    By no mean ______ detroy or create energy.
• ●    Ak Mr. Brown, or any other peron ______.
• ●    Baically a robot i a machine which move, manipulate, join or procee _____in the ame way a human hand or arm.
• ●    We hould not eat or eat le______ food.
• ●    Table______ of tone or wood.
• ●    Without water, _________ no plant or animal.
• ●    Now almot all the parent want their children to learn the piano or the violin, _____ their children are willing or not.( )
• ●    I am wondering if they are ____ or____.
• ●    _________ in a peron’ peech or writing uually range on a continuum from caual or colloquial to formal or polite according to the type of communicative ituation.
• ●    __________ i the act performed by or reulting from aying omething; it i the conequence of, or the change brought about by the utterance.
• ●    Reader can‘t find pronunciation or meaning in ______. （ ）
• ●    All people, whether they be rich or poor, trong or weak, privileged or deprived，are interdependent, and _______ the common tak of eeking to achieve mankind full potential