In this workshop the output of July was three times of January.A. thatB. thisC. oneD. it

问题补充：

In this workshop, the output of July was three times of January.

A. that

B. this

C. one

D. it

答案：

(答案→)A. that

B. this

C. one

D. it

解析：本题考查代词。that用来指代output。