[单项选择]You know you have to read "between the lines" to get the most out of anything. I want to persuade you to do something equally important in the【C1】______of your reading. I want to persuade you to "write between the lines".【C2】______you do, you are not likely to do the most【C3】______kind of reading. I【C4】______, quite bluntly, that marking up a book is not an act of mutilation but of love. There are two ways in which one can own a book. The first is the【C5】______right you establish by paying for it, just as you pay for clothes and furniture.【C6】______this act of purchase is only the【C7】______to possession. Full ownership comes【C8】______you have made it a part of yourself, and the best【C9】______to make yourself a part of it is by writing in it. A(n)【C10】______may make the point clear. You buy a beefsteak and【C11】______it from the butcher"s icebox to your own. But you do not own the beefsteak in the most important sense until you【C12】______it and get it into your bloodstream. I am arguing that books, too, must be【C13】______in your bloodstream to do you【C14】______. There are three kinds of book owners. The first has all the standard【C15】______and bestsellers—unread, untouched. The second has【C16】______books—a few of them read through, most of them【C17】______, but all of them as clean and shiny as the day they【C18】______. The third has a few books or many—every one of them dogeared and dilapidated, shaken and【C19】______by continual use, marked and【C20】______in from front to back. This man owns books.【C18】
A. would buy
B. would be bought
C. were bought
D. were buying