What are you going to do this weekend ?- I’m thinking of finishing the English boo

问题补充：

--- What are you going to do this weekend ?

--- I’m thinking of finishing the English book bought in Being．One learns English by reading and .

A. to read ; write

B. to have read ; to write

C. having read ; writes

D. reading ; writing

答案：

A. to read ; write

B. to have read ; to write

C. having read ; writes

(答案→)D. reading ; writing

解析：finish doing 表示做完某事，介词by后跟动名词writing，故本题选D。