—I see you got a “D” in biology?—Well. I found that subject hard. I think I’ll drop it

问题补充：

—I see you got a “D” in biology. ?

—Well. I found that subject hard. I think I’ll drop it for history.

A. How about that

B. What for

C. How come

D. What’s your next plan

答案：

A. How about that

B. What for

(答案→)C. How come

D. What’s your next plan

解析： A那一个怎么样？B为了什么？C怎么会？为什么？D你接下来有什么计划？句义：—我看见你在生物学科得了一个D，怎么会呢？—我认为生物很难，我认为我要放弃生物去学历史了。根据句义说明C正确。