speak in English

基本解释

I have a good knowledge of English, and I can speak in English.
我有很好的英語知識，而且我能夠用英語進行交流。
So I decided to speak in English today to make things easier for you to start, but I do hope one day we will be able to communicate in Chinese.
所以，我決定今天還是用英文講。我希望，有朝一日，我們之間能用中文自由交流。
Since we go to school, we study English almost everyday, but it seems to be such common phenomenon that even though we learn English all the time, it is so hard for most people to speak in English.
打從上學起，我們就要每天學習英語，但是即使我們一直學習英語，對於大部分人來說，講英語還是很睏難的，這是一個如此普遍的現象。

It was not Frost, for on my Flesh I felt Siroccos- crawl- "That poem and that grammatical structure, it is classically the way people in Ireland speak English."
If you speak to your children in perfect English, it's very strange.
如果你用完美的英語表達和你的孩子說話,會是非常奇怪的
耶魯公開課 - 心理學導論課程節選
I know you can say it easily. I know you can speak well and write well in English. Keep it up!
相信你很快就能掌握的。你的口語跟寫作都會很棒的。再接再厲！
I'd better 課堂 - SpeakingMax英語口語達人

Otherwise, make it clear from the outset that you would prefer to speak in English.
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