根据文章第二段“His team has been working to make parts for electronics from the forest. Right now, they’re focusing on two materials of trees. The first material is cellulose, which can make energy. Lignin, the second material, can store that energy, just as a battery does. The team ...
They are making(paper) from wood(木材).2. The river will be more(pollute)in 20 years.3. The picture shows six of the nine(planet) in the solar system(太阳系).4. Last week the students(plant)thirty trees around their school.5. Jenny(have) a speech contest to-morrow.6.(pollute) ...
解析 B。A 选项 making toys(做玩具)通常用塑料等材料,树不能直接用来做玩具;B 选项 making paper(造纸),树可以用来造纸,正确;C 选项 making shoes(做鞋子)一般用皮革等材料,树不能做鞋子;D 选项 making candies(做糖果)用糖等材料,树不能做糖果。本题考查词汇和常识。
People tend to use trees for papermaking.But maybe electronics (电子) engineers are missing out on something here. "It turns out that two major building blocks of wood have a lot of electrical qualities," says Magnus Berggren,a professor at Linköping University.His team has been working to...
PAPERMAKINGLIGNOCELLULOSEMULTICASTING (Computer networks)TREESWOODENVIRONMENTAL protectionPaper, which is in fact a very complex cellulose-based product derived from different lignocellulosic resources, is usually regarded as a simple omnipresent commodity in our lives. Wood ...
Trees are an important part of the Earth.They provide wood for buildings and things for making paper. They provide homesfor all kinds of insects, birds and other animals. For example, many birds livein trees. Many kinds of fruits come from trees, such as apples, oranges, pearsand peaches...
However, we have to 6 (understand) that paper mainly comes from trees. Some report online said it took about 17 trees to make 1 ton of paper. If we keep on 7 (waste) paper, the forests may 8 (appear) in the future. So we must save paper. We can use both 9 (side) of every...
3. The picture shows six of the nine ___(planet) in the solar system (太阳系). 4. Last week the students ___(plant) thirty trees around their school.相关知识点: 试题来源: 解析 1. paper 2. polluted 3. planets 4. planted 反馈 收藏 ...
a Now paper comes from trees.We us.e a lot of paper every day.If we keep on wasting SO much Paper,there will not be any trees left on the earth.If there are no trees,there will be no paper.So how Can we save paper? We call use both of every piece of paper,especially when we...
答案见上1.B 【解析】主语 trees 为复数,句子时态 为一般现在时,谓语动词用原形,故选B。 2.A 【解析】from意为“从” ,符合题意,故选A。 3.C 【解】plant more trees为“ 树” ,plant 符合题意,故选 C。 4. A 【】use sth. to do sth.意为“使用 某物做某事” ,故选 A。 5.B 【解析...