【简答题】【消耗次数:1】
Direction: Fill in the blanks with the phrases given below. Change the form if necessary.[collide with; take hold of; for a moment; head for; ever since; be full of; share with; make fun of]1. Ann had lived in a cottage[填空1]she was born, and had no wish to move to a tower block.
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【判断题】 闭锁回路属于方向控制回路,可采用滑阀机能为中间封闭的O型连接的换向阀来实现。
①  正确
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①  正确
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①  正确
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①  正确
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