---Did the book give the information you need?Yes. But it I had to read the entire b

问题补充：

---Did the book give the information you need?

--- Yes. But it, I had to read the entire book.

A. to find

B. find

C. to be finding

D. Finding

答案：

(答案→)A. to find

B. find

C. to be finding

D. Finding

解析：句意：---这本书给你需要的信息了吗？---是。但要找到它，我不得不把整本书看完。动词不定式在句子中作状语，表示目的,V-ing形式作状语，表示伴随状况，据题意选A正确。

考点: 考查非谓语动词的用法。