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【简答题】
3 (QR) How many keys are used in triple encryption?
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【简答题】根据短文内容及首字母提示，填写所缺单词。(本题共10小题；每小题1分，满分10分) School education is very i__小题1:__ and useful. The students both learn k__小题2:__ and get an education. Yet, no one can learn e__小题3:__ from school. The scient...
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知道单词是由字母构成的。
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【单选题】在英语等级考试准备的时候，下列描述不正确的是（）。
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【多选题】下列 英语单词描述正确的是( )
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Gateway 网关
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【简答题】缺词填空。 School education(教育) is very important and useful. Yet no one can l 1 everything at school and a teacher can’t teach his students e 2 they want to know. His job is to s 3 his students how to lea...
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【简答题】语法填空 I needed his help 1 ______I had very little education. I began school at six. The school 2_ _____ I studied for only two years was three kilometres away. I had to leave because my family could no...
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