1.
Yes,English is my native language.
是的，英语是我的母语。
2.
They are native speakers of English.
他们的母语是英语。
3.
Are you a native speaker of English?
你的母语是英语吗？
4.
English is not your native tongue but you speak very good English.
你的母语不是英语，可你英语说得很好。
5.
My friend's native language is Japanese.
我朋友的母语是日语。
6.
My mother tongue is Spanish.
我的母语是西班牙语。
7.
He speaks English, but his native tongue is German.
他会说英语, 但他的母语是德语.
8.
Besides Chinese, my mother tongue, I can also speak English and French.
除了我的母语汉语之外，我还会说英语和法语。
9.
that is, English is the mother tongue used in these countries.
也就是说，英语是这些国家使用的母语。
10.
Yes,I can speak some English.
是的，我会说英语。
11.
You sounds just like a native speaker.
听起来英语就像是你的母语。
12.
A native English speaker is surely welcomed!
母语是英语的人当然受欢迎了！
13.
Three. Besides Chinese, my mother tongue, I can also speak English and French.
三种，除了我的母语中文外，我还会讲英语和法语。
14.
The first letter in the English Alphabet is A.
英语字母表中的第一个字母是A。
15.
Non-native speakers now outnumber native English-speakers by three to one.
目前，在讲英语的人中，非英语母语人士和英语母语人士的比例是3比1。
16.
Chinese is our native language, we must learn it well.
汉语是我们的母语,我们必须把它学好
17.
Do you speak English? Yes, I do. (No, I don't.)
你讲英语吗？是的，我讲英语。（不，我不讲英语。）
18.
Influences of L1 (Chinese) Planning on L2 (English) Writing;
母语（汉语）构思对外语（英语）写作的影响