一、

blonde hair　　金色头发

grey hair　　白头发

baijiu　　白酒

white wine　　白葡萄酒

I don't think it's right　　我认为不正确

I'm chinese　　我是中国人

fool 发音/u/长音 / full 短音

Can you lend me sth.　　你能借我sth (borrow / lend有区别)

How do I say this in Chinese/English?

What is this in Chinese/English?　　这个东西中文/英文怎么说？

bathroom/restroom/washroom/toilet　　厕所

I'm bored　　我觉得很无聊

二、

What do you do?/Are you currently working?　　你是做什么的？

What was the question?/Pardon?/Could you say that again?/Could you repeat yourself please?/Sorry?　　当你没听清楚问题/想要别人重复一遍

black tea　　红茶

My English is not very good.　　我的英语不好

either　　用在否定句表示“也”

He is very tall　　他很高

He is very high　　他嗨高了

on the computer　　（东西）在电脑里

This morning　　今天早上

I study very hard　　我学习很刻苦

三、

Is it convenient for you to do sth.　　你方便干sth吗？

OK　　还行

Why don't you have time?　　你为啥没有时间？

How much do you want to eat?　　你要吃多少？

My back is in pain　　我的背很痛

round trip tickects　　往返票

turn on the ligth　　把灯打开

You don't like coffee? No, I don't.　　注意是No

四、References

[1] https://www.bilibili.com/video/av12470987

[2] https//www.bilibili.com/video/av13250259

[3] https://www.bilibili.com/video/av20626358