Sometimes people remember something from the past and it makes them laugh, don't they?
People forget to bring things with them sometimes, don't they?
People often stay up late even though they know they shouldn't, don't you think?
ーSometimes people remember something from the past and it makes them laugh, don't they?
「時々思い出し笑いをすることってあるよね」
to remember something from the past and it makes them laugh で「思い出し笑いをする」
ーPeople forget to bring things with them sometimes, don't they?
「時々忘れ物をすることってあるよね」
to forget to bring things で「忘れ物をする」
ーPeople often stay up late even though they know they shouldn't, don't you think?
「よくないのはわかっているけど、よく夜更かししちゃうことってあるよね」
to stay up late で「夜更かしする」
ご参考まで！
カナダ 
