根据句意可知此句是感叹句,本句的中心词是dangerous,它是一个形容词,用How引 导的感叹句“How+形容词/副词+主语+谓语!”。故选D。 【点睛】What引导的感叹句: What+a/an+形容词+可数名词单数+主语+谓语! What+形容词+可数名词复数/不可数名词+主语+谓语! How引导的感叹句: How+形容词/副词+主语+谓语!
答案为 B。首先分析原句 “It is hard to imagine what will happen in the world if there were no electricity now.”,“it is hard to imagine” 的意思是 “很难想象”,“what will happen in the world” 表示 “世界上会发生什么”,“if there were no electricity now” 是 “如果现在没有电”。
AC electricity is used by the power grid, for example in household outlets. However, most standard electronic devices convert it into DC current with their internal circuitry. Why, then, does the power grid use AC current? The reason has to do with transmission. Resistance in power lines ca...
What? No electricity? I almost denied the idea immediately. But what better way is there to go green? After giving it a second thought, we decided to put in an offer and moved in on Thanksgiving Day. When we f...
THE main object of this book is to sustain the contention that something more than the usually accepted electrical idea is needed if we would aim at solving the many problems which exist around us.. 1908 Nature Publishing Groupdoi:10.1038/078475c0W. Denham. Verschoyle...
解析 [答案]D [详解]句意:玩电是多么危险啊! 考查感叹句。根据“!”可知,该句为感叹句,根据“dangerous”可知,该句的句型结构是:How+形容词+主语+谓语+其它。故选D。结果一 题目 ___ dangerous it is to play with electricity!A.WhatB.What aC.What anD.How 答案 D相关推荐...
— Can you imagine what it would be like to live without electricity?— It would be terrible.A. notB. if there was notC. if there was no 答案 C关键词(句):without electricity没有电。翻译:你能想象生活中没有电将是什么样子吗?会很糟糕。相关推荐 1 — Can you imagine what it would be...
If you’re like most people, you have trouble envisioning what voltage is since you can’t view it directly with your eyes. To understand voltage, you must first understand electricity. Electricity flows as a current. You can imagine it as a flow of water, like in a river. The water ...
As we mentioned at the beginning of this tutorial, electricity is defined as the flow of electric charge.Chargeis a property of matter--just like mass, volume, or density. It is measurable. Just as you can quantify how much mass something has, you can measure how much charge it has. Th...
cut off:停止提供(水,电,燃气,物品或资金等等)柯林斯英语释义:To cut off a supply of something means to stop providing it or stop it being provided.例句:The rebels have cut off electricity from the capital.叛军切断了首都的电力供应。His company is preparing to shut down in the event that ...