—Will you go to see the movie A Simple Noodle Story tomorrow evening?— No I am going to a

问题补充：

—Will you go to see the movie A Simple Noodle Story tomorrow evening?

— No, I am going to a lecture, or at least I am planning .

A. to

B. so

C. go

D. that

答案：

(答案→)A. to

B. so

C. go

D. that

解析：上文意思是你明天晚上去看电影《三枪拍案惊奇》吗？下文意思是不了，我将要去听讲座，或者至少我打算去。I am planning to是I am planning to go to a lecture的省略形式，故选A。