remember 用作动词，意为"记得，记住"。
remember doing sth. 意为"记得做过某事（已经做过了）"；
remember to do sth. 意为"记得去做某事（还没有做）"。
1.I remembered putting the keys in the bag.
我记得把钥匙放在包里了。
2. I don't remember seeing him anywhere.
我不记得在什么地方见过他。
3.Please remember to turn off all the lights when you leave.
请记得离开时把所有的灯都关掉。
4.Remember to send the letter.
记得把信寄出去。
5.She remembers working in her office near the two towers.
她记得（当时自己）正在两座塔楼附近的办公室工作。
