Unit5 Developing ideas 语言点（ppt课件）-2022新外研版（2019）《高中英语》选择性必修第一册.pptx

1、1.Many cultures have stories of talking trees that give advice as well asas well as warnings to people.Alexander the Great and Marco Polo were said were said to have visitedto have visited such a tree in India.as well as as well as 和，也，又和，也，又.be said to have done sth.be said to have done sth.据说据说.已经

2、做了某事已经做了某事Translation在许多种文化中流传下来的故事里，会说话的树给在许多种文化中流传下来的故事里，会说话的树给予人们忠告和警示。据说亚历山大大帝和马可予人们忠告和警示。据说亚历山大大帝和马可波罗波罗曾在印度见过一棵会说话的树。曾在印度见过一棵会说话的树。2.With us long believing that talking plants are fantasy,new research has revealed something amazing:it appears that plants can communicate after allafter all.宾从宾从

3、表从表从Translation我们一直认为会说话的植物只存在于幻想之中，我们一直认为会说话的植物只存在于幻想之中，但新研究有了令人惊奇的发现：植物间似乎确实但新研究有了令人惊奇的发现：植物间似乎确实可以交流。可以交流。3.It has been known for some timefor some time thatthat plants use chemicals to communicate with each other.时间状语（现在完成）时间状语（现在完成）真主真主Translation人们早就知道植物可以利用化学物质相互交流。人们早就知道植物可以利用化学物质相互交流。4.This

4、 happens when a plant,saysay a bean plant,gets attacked bygets attacked by insects.The plant releases tiny tiny amounts ofamounts of chemicals from the leaves that are being eaten.say say 比方说比方说 be/get attacked by be/get attacked by 被攻击被攻击/袭击袭击 tiny amounts oftiny amounts of 微量的微量的定从定从Translation当一株

5、植物当一株植物比如豆科植物比如豆科植物被昆虫袭击时，被昆虫袭击时，就会发生这种情况。就会发生这种情况。5.Some of these chemicals drivedrive insects awayaway.Others attract insectsthe wasps!The wasps kill the insects that are eating the bean plantsthat are eating the bean plants.drive.away drive.away 赶走赶走.定从定从Translation其中一些能驱赶昆虫，而另一些则会吸引另一种昆其中一些能驱赶昆虫

6、，而另一些则会吸引另一种昆虫虫黄蜂！黄蜂会杀死那些啃食豆类植物的昆虫。黄蜂！黄蜂会杀死那些啃食豆类植物的昆虫。6.Scientists hope to learn more about this plant warning system,so thatso that we can use it to grow crops without pesticidespesticides.so that so that 以便于（目的状从）以便于（目的状从）Translation科学家希望能进一步了解这种植物警报系统，从而科学家希望能进一步了解这种植物警报系统，从而将其应用于种植不用使用农药的农作物。将其

7、应用于种植不用使用农药的农作物。7.A chilli plant can telltell if a neighbouring plant is helpful,or unfriendly.Some trees make clicking noises when there is not enough water,indicatingindicating drought is arriving.现在分词作状语现在分词作状语宾从宾从 tell tell 识别，辨别识别，辨别Translation辣椒可以知道自己附近的植物是敌是友。还有些树辣椒可以知道自己附近的植物是敌是友。还有些树木在缺水时会发

8、出咔嗒声，以示干旱就要来了。木在缺水时会发出咔嗒声，以示干旱就要来了。8.Most surprisingly of all,plants have an amazing system of communication that can linklink nearly every plant in a forest.定从定从 link.to/with link.to/with 把把.和和.联系起来联系起来Translation然而最令人惊奇的是，植物拥有一套神奇的信息交然而最令人惊奇的是，植物拥有一套神奇的信息交流系统，几乎可以连接起森林中所有的植物。流系统，几乎可以连接起森林中所有的植物。9.

9、Scientists call this system the“wood wide web.call this system the“wood wide web.It isis in some waysin some ways similar tosimilar to the Internet we usewe use.call sb.sth.call sb.sth.称呼某人某物称呼某人某物 be similar to be similar to 与与.相似相似 in some ways in some ways 在某些方面在某些方面定从定从Translation科学家们称之为科学家们称之为“

10、植物万维网植物万维网”。在某种程度上。在某种程度上它很它很像人类使用的互联网。像人类使用的互联网。10.While the Internet is aworldwidle network of computers linked bylinked by cables and satellites,the wood wide web is linkedis linked underground byby fungi.This fungal network linkslinks the roots of different plants toto each other.link.with/to.li

11、nk.with/to.将将.和和.联系联系/连接起来（主动）连接起来（主动）be linked to/with.be linked to/with.将将.和和.联系联系/连接起来（被动）连接起来（被动）Translation互联网是通过电缆和卫星连接的全球计算机网络互联网是通过电缆和卫星连接的全球计算机网络,而而植物植物万维网则是在地下通过真菌连接而成的。这个真菌网络万维网则是在地下通过真菌连接而成的。这个真菌网络将不同植物的根彼此连接将不同植物的根彼此连接。11.Using the wood wide web,plants can share information and even foo

12、d with each other.现在分词作状语现在分词作状语12.Plants can stealsteal food fromfrom each other,or spread poisons to attack other plants.steal.from.steal.from.从从.偷偷.Translation植物会偷取同伴的养分，或散播有毒物质攻击其他植物。植物会偷取同伴的养分，或散播有毒物质攻击其他植物。13.Perhaps one day scientists will learn how to create a“firewall”to help prevent these

13、attacks within the woodwide web.短语做宾语短语做宾语Translation也许未来某一天也许未来某一天，科学家会研究出建造科学家会研究出建造“防火墙防火墙”的的方法来阻止植物万维网中的这些攻击。方法来阻止植物万维网中的这些攻击。14.Scientists are learning more every day about the secret ways in whichin which plants talk to each other.定从定从Translation科学家们每天都在增进对植物间相互沟通的秘密方科学家们每天都在增进对植物间相互沟通的秘密方式的了解。式的了解。usignalsignal v.v.发信号，示意发信号，示意 n.n.信号；标志；预示信号；标志；预示 signal to sb.signal to sb.向某人示意向某人示意 traffic signal traffic signal 交通信号灯交通信号灯THANK YOU