【写了一篇文章,不知到有没有语法错误.TodayI'llnotgiveyouapowerpoint.Iwillgiveyouanewsofscience.Recently,scientistswhoresearchintheworldtopinstituteannouncedthattheyfindanewsubstance.Thisnewsubstanceisveryd】

写了一篇文章,不知到有没有语法错误.

TodayI'llnotgiveyouapowerpoint.Iwillgiveyouanewsofscience.

Recently,scientistswhoresearchintheworldtopinstituteannouncedthattheyfindanewsubstance.Thisnewsubstanceisverydangerous.Accordingtoaveryfamouschemistspeaking,Thissubstanceismadefromhydrogenandoxygen.InChemistry,hydrogenisshortofH,OxygenisshortofO.

So,whathavethissubstancedone?Thescientistsgiveusaincompletestatistics.Millionsofpeoplearekilledbyiteachyear.Itcausemanydisastersuchasfloodandrainstorm.Butthereasonisuncertain.Instrange,somecountrysusuallyquarrelforitsdroitofuse(使用权）,even发生战争.

Itcausemanyinternationalquestionandeveryone受它的影响.Scientists还透露：It'smoleculeismadeoftwoHydrogenatomsandoneoxygenatom.

括号里的中文指我说的话的意思,有可能有语法错误不知道大家能看懂不所以给了个注解；文章中直接写的中文就是我不知道用英文怎么写.

希望大家把我写的对的句子直接粘贴,不对的句子改一下.就是直接以文章的形式回答（我就直接抄你帮我修改过的文章就行了.）,如果大家觉得我作文的结构框架等写的不好,也可以改改.