--Do remember to charge the battery for 12 hours when you first use it..A. Thank you

问题补充：

--Do remember to charge the battery for 12 hours when you first use it.

--- .

A. Thank you, I remember.

B. What for?

C. Up to you.

D. Got it.

答案：

A. Thank you, I remember.

B. What for?

C. Up to you.

(答案→)D. Got it.

解析：情景对话题。A. Thank you, I remember. 谢谢 B. What for? 为什么？C. Up to you. 你说了算D. Got it 明白了“记得首次使用它时充电12小时”“明白了”选D。