◎ 题干
用所给词的适当形式填空。
1. Edison is one of the greatest _____(invent) in the world.
2. The gravity on the surface of Mars is about one _____(three) as strong as it is on the earth.
3. Make sure you _____(recorder) the numbers of tickets you sell.
4. This railway line _____(connect) London to Edinburgh.
5. Scientists think that there _____(be) life on the earth for millions of years.
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“用所给词的适当形式填空。1. Edison is one of the greatest _____(invent) in the world. 2. The gravity on the surface of Mars is about one _____(three) as strong…”主要考查了你对  【可数名词(单数名词,复数名词)】【序数词】【实义动词的单数第三人称形式】【实义动词】【现在完成时】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。