--Have you ever been to Beijing?---Yes and I still remember there when I was a little bo

问题补充：

--Have you ever been to Beijing?---Yes, and I still remember there when I was a little boy.

A. to take

B. to be taken

C. taking

D. being taken

答案：

A. to take

B. to be taken

C. taking

(答案→)D. being taken

解析：remember to do sth.意为:记住要做某事; remember doing sth.意为: 记得曾经做过某事.