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用PowerPoint2010创建的演示文稿扩展名是什么?
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【简答题】阅读理解。 Insects Eating Your Crops? Call on a Ladybug There are lots of insects that farmers hate. But there also are some they like. These protect crops against damage from other insects. A good example...
【简答题】多媒体技术的基本特征是多样性,集成性,_______和交互性。
【简答题】Why eating insects makes sense The Economist.mp3: Please listen to the passage and find out the three reason why eating insects is a good idea.
【单选题】What should be done to prevent insects from eating into the water harvesting system at the bottom?
A.
The two bags holding the water should be put inside the metal tank.
B.
The inner bags need to be replaced every two years.
C.
The water harvesting system should be built on a platform.
D.
A cover should be used to prevent insects from eating it.
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