Because of him, my English scores doubled.

因为他，我的英语成绩提高了一倍。

My English teacher always wears a sweet smile in class.

我的英语老师在课堂上总是带着甜美的微笑。

And my boyfriend's English is so good that we just basically speak English all the time.

而且我男朋友的英语很好，我们基本上就是一直说英语。

He attempted an atrocious imitation of my English accent.

他试图对我的英国口音进行难听极了的模仿。

I wanted to skip my English lesson to visit my mother.

我想逃英语课，去看我妈妈。

Don’t laugh at me―my English is very poor.

别笑我，我英语不行。

Finally, I decided to join a new English class in order to improve my English because a few weeks ago I met someone who is really interesting, so I would like to be able to communicate properly with him.

最后，我决定加入一个新的英语班，以提高我的英语水平，因为几周前我遇到了一个非常有趣的人，所以我希望能够与他进行适当的交流。

It was really stressful because I wanted to prove that the level of my English is high enough for this class but I was too nervous to speak correctly.

压力真的很大，因为我想证明我的英语水平对这门课来说足够高，但我太紧张了，无法正确说话。

Dear Pete, Although I received your letter last week, I haven't been able to answer until now as I am busy with revision for my English exams.

亲爱的皮特，虽然我上周收到了你的来信，但我直到现在才能够回答，因为我正忙于英语考试的复习。

The reason why I decided to join the English class is because of my English speech, I should talk more fluently but I'm trying my best.

我决定加入英语班的原因是因为我的英语演讲，我应该说得更流利，但我正在尽最大努力。