5. 选择题: 1. C. keeps 空气使它们高高地飞翔。 2. B. or 空气没有颜色或形状。 3. C. was, is 这里的空气过去很干净,但现在有时很脏。 4. A. fresh 我们应该打开窗户保持教室空气新鲜。 5. B. make 不要扔石头,那会使妈妈生气。反馈 收藏 ...
【答案】B【核心短语/词汇】air fare 飞机票价【翻译】确切的机票价格是多少?【解析】price表示“价格”,是名词,指商品在市场出售的价格,尤指卖方对商品所提出的单价;另有比喻意义,指付出的代价。例句:It is rather cheap at this price. 这东西卖这个价钱是相当便宜的。fare表示“费用,车费”,侧重指旅行时所...
chemistry changes the ingredients in the oven. Soap cleans your hands because of chemistry. Even brushing your teeth is a chemical reaction. Chemistry helps with cooking, cleaning, and keeping our bodies healthy!
1.① What+a/an+（形容词）+单数可数名词+主语+谓语！② What+名词词组+主语+谓语！如: What a fine day it is!2. What+(形容词）+可数名词复数或不可数名词+主语+谓语!如: What kind women they are!What nice music it is!二、由How引导的感叹句。（how用来修饰形容词、副词或动词。）...
英语语法问题We have learned that air is a mixture of gases,___oxygen,water,vapor and carbon dioxide are the most important for what they do.A.whoseB.in whichC.of whichD.where答案选的是C,想问下为什么不能选D,另外介词为什么
百度试题 结果1 题目【题目】What is the exact air?A.priceB.fareC.fee 相关知识点: 试题来源: 解析 【解析】B 反馈 收藏
Windfarmshavebeenconsideredastheway tofightglobalwarming,butanewstudysuggests theycouldactuallyheattheplanetup. Thestudyfound thatthe US would get warmerifthenumberofturbines(涡轮机)were increased markedly.Researcherssaythey?llrequire much morelandthanpreviouslythought, needingfiveto20timesmorespacethanearlier ...
The Earth is surrounded by a blanket of air (made up of various gases) called the atmosphere. The atmosphere helps protect the Earth and allows life to exist. Without it, we would be burned by the intense heat of the sun during the day or frozen by the low temperatures at night. ...
the teacher who accept it 72 late will probably not give you good credit. Perhaps he may not accept it 73 . Getting behind in one class because you are spending so much time on another is really no 74 . Feeling pretty virtuous about the seven hours you spend on chemistry won’t 75 on...
Understanding the Assumed Interest Rate (AIR) The assumed interest rate (AIR) is the minimum interest rate that must be earned on investments in the policyholder's cash-value account in order to cover the insurance company's costs and expected profit margin. A larger AIR will result in a ...