问题补充:
--There is still a copy of the book in the library. Will you go and borrow ?
--I’d rather buy in the book store.
A. one; one
B. it; one
C. one; it
D. it it
答案:
A. one; one
(答案→)B. it; one
C. one; it
D. it it
解析:it特指上文提到过的具体的某物;one指上文提到过的同类事物中的一个,是泛指。第一空指的是图书馆的那本书,指的是同一本书,故用it.第二空指的是去书店买本新书。故选B。