Water is added to a test-tube containing dilute sulphuric acid of pH 4.What could be the pH of the resulting solution?A 8 B 6 C 4 D 2

（1）A adds to B 和 A is added to B 有什么区别?（2）A is B added to C （也就是added to... When a parcel of air rises or descends without water vapor added to or removed from the parcel..When a parcel of air rises or descends without water vapor added to or removed from the parcel,which one is constant?And which one is changingWhy?absolute it is nothing but time A.to add B.to be added c.adding D.added请说明理由 the money my wife spent ______more than 3,000.A.added up to B.is added up to C.is added to D.added up能讲讲为什么不选B的原因么? Water is added to a test-tube containing dilute sulphuric acid of pH 4.What could be the pH of the resulting solution?A 8 B 6 C 4 D 2 while this tough meat is being cooked,more water should----ita be added to b add to c be adding to d be added up to选哪个 请说明理由 his report has greatly------our knowledge of the subject.A.added B.added to C.added upD.added up to the number of the stedents in our school---1000a have added up to b adds up to c has been added up to d is added up to选哪个 请说明理由 英语翻译Added to,the meeting was successfuAdded to this,he is a energetic worker.这两句话的中文意思是什么?added to 和added to this在句中分别是什么意思? Fluorine compounds are added to Melbourne's supplies of drinking water to give a concentration of fluoride ions of about 0.90ppm(1ppm=1g in 10^6g) （10的6次方）a.what amount,in mol,of fluoride is present in 1.0g of Melbourne water?b.How many flu your answer just_a refusal.A.adds toB.is adding up to C.adds up to D.is added up to Decide which suffix (-ful or -less) should be added to the base word to make a new word that fits the sentence.1) Water is an alomst tast___ liquid.2) A quiet park is a rest___ place.3) A dictionary an be use___ to any student.4) I was speech___ with a number is added to 9 less than twice that number,if the result is 180,what is the number? The money he spent ____ more than $5,000.A.added B.added up to C.added to D. explain why there is no color change when universal indicator paper is added to a solution of HCl in methylbenzene? Five times a number is the same as the number added to five.What is the number? She added sugar to her tea, It all adds up to this-he is a fool. 翻译成中文 The idea,once ____ to the article,is certain to make it more persuasive.A adding B added