Goethe claimed, "one who cannot speak foreign languages does not know one's own language either".

Source: Tatoeba

You'll never achieve anything if you don't study harder.

Source: Tatoeba

I didn't think that Tom would be so upset.

Source: Tatoeba

Tom does not know how to snowboard.

Tom doesn't know how to snowboard.

Source: Tatoeba

Aren't you going to come tomorrow?

Source: Tatoeba

She can't ride a bicycle yet.

Source: Tatoeba

Your brother will not buy it.

Source: Tatoeba

Anne will not come to our party.

Source: Tatoeba

He won't go on to graduate school.

Source: Tatoeba

You will never be too old to learn.

Source: Tatoeba

I wouldn't sell that at any price.

Source: Tatoeba

Dad said that he wouldn't eat.

Source: Tatoeba

Tom will never quit.

Source: Tatoeba

I will not go to school tomorrow.

Source: Tatoeba

I don't speak her language.

Source: Tatoeba

This shot will help numb the pain.

Source: Tatoeba

Switching on a fleshlight won't help you see in the dark.

Source: Tatoeba

Yumi will not play tennis.

Source: Tatoeba

I couldn't speak Japanese.

Source: Tatoeba

Study hard so you don't fail.

Source: Tatoeba

Maybe I'll go, and maybe I won't.

Source: Tatoeba

They say that Tom won't do that.

Source: Tatoeba

Neither Tom nor Mary will do that.

Source: Tatoeba

You can swim, but I can't.

Source: Tatoeba

I think it won't rain tomorrow.

Source: Tatoeba

I know that can't really happen.

Source: Tatoeba

Can you really not swim?

Source: Tatoeba

No matter what happens, I'm not changing my mind.

Source: Tatoeba

The photos are taken by a pro, so they'll turn out well.

Source: Tatoeba

No, I can't speak English.

Source: Tatoeba