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答；是指根据学习和工作的需要获取文献的过.....
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“以计算机和互联网为代表的信息技术引发了教育系统的全面变革”,请根据这句话阐述信息技术对教育产生的影响。
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1. While the train ______ (still move), a great many men suddenly jumped out. I thought that something terrible was happening, so I ran away.2. I’d rather you ______ (give) me a new one instead of having the old one repaired as you did.3. He spends all his spare time planting trees. He says by the end of next year he ______ (plant) 2000.4. It is highly desirable that every effort ______ (make) to reduce expenditure.5. It’s just struck midnight. It’s time we ______ (go) to bed.6. Don’t take his remarks too seriously. He was so upset that I don’t think he really _____ (know) what he was saying. 7. Don’t you remember ______ (meet) him at my house?8. It took me two hours ______ (do) my homework.9.They believed that by using computers the production of their factory ______ (increase) greatly.10. He is squatting beside a notice which ______ (read) “No smoking”.
机械挖土方工程量，按机械挖土方90％、人工挖土方10％计算，人工挖土部分执行相应子目，但人工需要乘以系数（ ）。
目前我国各人群中营养的主要问题是缺乏，而不是过剩。
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