本句语法不规范,帮我改一下some famous scientists who they take much times on their own experiments so as to cause their successful results, because some experiments need a lot of texts to point out their precision

本句语法不规范,帮我改一下some famous scientists who they take much times on their own experiments so as to cause their successful results, because some experiments need a lot of texts to point out their precision This is what I put forward some reasons as follows? 不规范谁帮我改一下 来个人帮我看看这句话的语法不规范在哪里 该怎么改呗 At present,there is a phenomenon in society that some universities invite stars as visiting professors to make speech to their students. We eat up breakfast.[句子错误] 本句语法不规范,请检查! So it is critical to us need to save much water.As is we known,water is great important for us.这两个句子不规范,水可以帮我改一下,不要问我为什么不规范 they hope that their children to go to the great school and acquire more knowledge.这句话不规范谁帮我改一下 [句子错误] 本句语法不规范,请检查Also,we can see our classmates or friends fall into sad and feel quite unhappy when they get some trouble . 并且帮我改一下 本句语法不规范,哪里错?Later in the 18th century,English began to be spoken is USA and Australia. they的单数是什么 顺便帮我改一下这个句子They are on the desk改为单数句( ) （ ）on the desk还有就是 They are some watches 对some watches提问（ ） （ ）they？ 爸爸,你一定要去新华书店帮我买两本书.怎么改否定句 帮我改正一下 语法什么的.. sth.written in englishonce i thought that however you like me,what if i try my best,i can stay with you.想问一下这句句子的语法对不对.不对的话，请帮我改过来。 帮我看看这句英文从语法上说有错吗?怎么改I want to be your future. 对吗,不对的话帮我改一下 错了帮我改一下 帮我把错的改一下 谁帮我改一下,对错