(更新版)最新电大国家开放大学《理工英语3》网络核心课形考网考作业试题及答案

（更新版）最新电大国家开放大学《理工英语3》网络核心课形考网考作业试题及答案

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本课程考核采用形成性考核与终结性考试相结合的方式。

形成性考核占课程综合成绩的50%，终结性考试占课程综合成绩的50%。课程考核成绩统一采用百分制，即形成性考核、终结性考试、课程综合成绩均采用百分制。课程综合成绩达到60分及以上（及格），可获得本课程相应学分。 形考任务1

一、完形填空：阅读下面的短文，选择合适的内容将短文补充完整。 Top 3 Green Home Innovations

D .There are many things you can do to reduce carbon emission and help to make the earth a better place for future generations. Here are a few suggestions.

E Although LED lamps cost more money than standard incandescent or compact fluorescent bulbs do at the beginning, these long-lasting LED lamps will eventually be worth the money because of nergy saved. LED lamps also produce a cleaner, more natural light.

C .“Water”is a hot topic, especially in the Southwest. Household water filters are now available to clean and reuse water from showers and baths. Gray water reuse systems redirect the used water from washing machines to lawns or gardens. B

A . Building materials and embellishments like paint and carpets can emit chemical compounds into the atmosphere, and because a home is an enclosed space, those compounds can sometimes accumulate to dangerous levels. Installing a whole-house air purification system is one way to keep indoor air clean and circulating.

Going “green” doesn't have to be a challenge. A home is a long-term investment. You don't have to start over from cratch. Make small changes. Choose environmentally friendly paint or LED bulbs.

Chances are that your home will need improvements eventually.Whenever possible, choose upgrades that will reduce your carbon footprint. It's good for the planet, and it's good for you.

A. In recent years indoor air pollution has got a lot of attention. B. Air Purification C. Water Recycling

D. In the last decade a growing number of people were interested in conserving energy and preserving the environment by living “green” E. LED Lighting

二、阅读理解：阅读下面的短文，根据文章内容进行判断，正确写“T”错误写“F”。

Five Tips to Make Your House Look Greener