I have written the letter____ink是什么意思?

I have written the letter____ink是什么意思? I have written the book since last year .的同义句I have written the book （ ）（ ）（ ). I have already written the letter.改为一般疑问句.written改为什么形式? I have written a wrong address,so the postman does not know where___(deliver)the letter. have you written the composition?Yes,I【 】（write）it yesterday. I have written a book on the e______此处应填什么? Have you read the article written by that young teacher为什么是written不是was written? l have written down their different e-mail ____(address) I have already written the letter.改为一般疑问句.要不要加already?written改为什么形式?如果written不变形式的话,但是老师好像说改为原形啊? You are the only that I have .I L 为什么要用完成时it's the first time that i have written to a foreign friend. All the books there,____ have beautiful pictures in them,were written by the great written. 十万火急的英语问题：he has written a book the name of which i have forottenthe name of which i have forotten这个结构看不懂 Choose the right answer.Who do you have _____ an article for the wallpaper?A.written B.writeChoose B.But how about I think it'shave done? he has written a Book _____name i have forgotten. I have to read letters written in pencil 写出理由The number of the hot line is 08322850160.Have you( A.written it downB.written down itC.written them downD.written down them i have not( ) to them ( ) a.written in1990 b.written last week c.wrote yesterday d.written this mond.written this month