1.
I intended to go, but I forgot to.

我本打算去,但我忘了。
2.
And I don't forget it, I don't.

我不会忘记的,我忘不了。
3.
Oh, I forgot dessert.

哦,我忘了甜点了。
4.
Oh dear! I forgot to post the letter.

哎呀!我忘了寄信。
5.
Oh, I almost forgot.

“噢,我差点儿忘了。
6.
Oh, nuts! I completely forget .

噢,真混! 我全忘了。
7.
I had "forgotten my birth".

我“忘了生辰八字”。
8.
I had 'forgotton my birth'.

我‘忘了生辰八字’。
9.
Good heavens! I forgot to write the heading.

天哪!我忘了写标题了。
10.
How tiresome! I have left my watch behind.

真讨厌!我忘了带表了。
11.
I forgot about the time difference.

我都忘了时差的问题了。?
12.
I forgot to salt the dish.

这盘菜我忘了放盐了。
13.
I feel I can't tear myself away from it.

我感到我流连忘返了。
14.
Oh, no. I forgot again. That was stupid of me.

哦,不。我又忘了。我真愚笨。
15.
I forgot to bring my music book.

我忘记了带我的乐谱。
16.
In case I forget, please remind me about it.

我要是忘了,请提醒我。
17.
I will never forget my first love.

我永远忘不了我的初恋。
18.
Oh no, I forgot to bring my wallet with me!

喔,不,我今天忘了带皮夹!