our textbook the English spoken in England in the past is very different from spoken at

问题补充：

our textbook ,the English spoken in England in the past is very different from spoken at present.

A. Based on; that

B. Bases on; that

C. Base on; one

D. Based on; it

答案：

(答案→)A. Based on; that

B. Bases on; that

C. Base on; one

D. Based on; it

解析：考查过去分词做状语和代词：句意：以课本为基础，过去英国说的英语和现在说的英语有很大的差别。Be based on以…为基础，用过去分词做状语，第二空需要代词代替English，that可以指代前面的不可数名词，one指代是前面的可数名词单数，选A。