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最新儿童谜语 长着四条腿，走路却不会，用途可不少打一家具
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The governments of most countries spend huge sums of money for international defense. They hire thousands of engineers, __10__scientists, clerks, typists and secretaries to work on the many different aspects of defense.
changes in the way of life. As income goes down, people may not __7__want more food to eat or more clothes to wear.
Dishwashers and washing machines do jobs that were once done by the hand. The widespread use of such electrical appliances __4__means that there is a need for servicemen to keep it running properly
最新儿童谜语 说鸟不是鸟，爱在天上飞打一玩具
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