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Before using or operating any equipment, you should first _____ its manual thoroughly and understand its contents_____.
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During steering gear test should be moved through its full travel in both directions.A.pum
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To avoid scavenge fires _____ the engine timing and equipment maintenance should be correc
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听力原文：In what currency should the equipment be paid for？（A) US dollars. （B) 8, 000 doll
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Why should we learn from tests and quizzes？A．To get the information we need to learn.B．To
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The question was______the electrical equipment should be installed.A．thatB．whereC．whatD．wh
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The proposal _______ we should import more equipment from abroad is to be discussed at the meeting.
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