I know English is very important, but I often feel sleepy in English classes.

我知道英语很重要，但我经常在英语课上犯困。

youdao

If families do not know English or have limited English skills themselves, how can they communicate in English?

如果一个家庭自己不懂英语或者英语能力有限，又怎么能用英语交流呢？

youdao

This company has no use for people who dont 'know English.

不懂英文的人在这个公司是吃不开的。

《新英汉大辞典》

Vo Ngoc Toan from Vietnam would like to know about the TOEIC - the Test of English for International Communication.

VOA: special.2009.01.15

We know there has to be some effect of the environment shaping language, obviously, because in order to know English you have to have heard English, in order to know Dutch you have had to heard, to--had to have learned and heard Dutch.

我们知道,很明显某些环境作用,塑造了语言,因为要理解英语,你必须听过英语,要理解荷兰语,你必须学过和听过荷兰语

耶鲁公开课 - 心理学导论课程节选

it's like you know English as well as your first language.

看起来你对英语的了解就像你的母语一样了。

It's like 课堂 - SpeakingMax英语口语达人

He was too young to not know English, it takes 2 years to get Medicare.

FORBES: Medicare Has Stopped Paying Bills For Medical Diagnostic Tests. Patients Will Feel The Effects

In both America and Britain, some feel that, whatever people speak at home, priority should go to making sure that children know English well.

ECONOMIST: Endangered languages

"He says that when he grows up he wants to go back, but he doesn't know English or anything, " Mejia Franco said of her son.

NPR: Migrants To Obama: Don't Deport Mama