彼が英語を話すのを聞けば、イギリス人と間違えるだろう。の英語

To hear him speak English, you would mistake him for an Englishman.

Hearing him speak English, one would take him for an Englishman.

To hear him speak English, you would take him for an Englishman.

To hear him speak English, one would take him for an Englishman.

To hear him speak English, you'd think he was [you would take him for] British.

To hear him speak English, you would take him for a native.

To hear him speak English, you would take him for an American.

To hear her speak English, you would take her for an Englishwoman.

To hear him speak English, you would take him for a native speaker.

To hear him speak English, you would take him for a native.

I often listened to him speak in English.

Born in England, he speaks British English.

He makes glaring mistakes in speaking English.

I have never heard him speak English.

If you heard her speak English, you would take her for an American.

Nobody knows how much he can speak English.

To hear him speak English, you would take him for a native.

To hear him talk, you would take him for a foreigner.

He can't speak English, can he?

Does he speak English?

Can he speak English?

He needs to speak English.

He has to speak English.

I didn't know that he could speak English.

He is superior to the rest in so far as he can speak English.

I think that he can probably speak English.

Everyone knows that he speaks English well.

Does he speak English?

Can he speak English?

He speaks English with a very proper British accent.