I wrote a letter to my uncle last week

封信───a letter

There's a letter for you.───有你一封信。

I got a letter from Dave this morning.───今天早上我收到戴夫的一封来信。

I wrote a letter to Daddy.───我给爸爸写了一封信。

Nick's bank sent him a letter saying he was £100 overdrawn.───银行致函尼克，称他透支了100英镑。

I was supposed to be writing a letter but I'm afraid I got sidetracked .───我本来应该在写信，但后来恐怕是分心干别的去了。

I had a letter from Jane. She asks after you.───我收到了一封简写来的信。她向你问好。

We received a letter from him recently.───我们不久以前收到了他的一封信。

She expressed her disgust at the programme by writing a letter of complaint.───她写了封投诉信，表示对这个节目的反感。

He was given a letter purportedly signed by the Prime Minister.───他得到了一封据称有首相签名的信。

He dictated a letter to his secretary.───他向秘书口授信稿。

A good face is a letter of recommendation. 

I have received a letter from my brother.

I wrote a letter regarding the future of reform.

I received a letter from him in neat script.

She thrust a letter into my hand.

There's a letter for you from your mother.

Between them they concocted a letter.

I got a letter from my sister this morning.

He wrote a letter of acceptance to the university.