YOU SAID:

but will they really be here in 20 minutes?

INTO JAPANESE

しかし、彼らは本当に20分でここにいるのでしょうか？

BACK INTO ENGLISH

But are they really here in twenty minutes?

INTO JAPANESE

しかし、彼らは20分で本当にここにいるのでしょうか？

BACK INTO ENGLISH

But are they really in here in twenty minutes?

INTO JAPANESE

しかし、彼らは20分で本当にここにいるのでしょうか？

BACK INTO ENGLISH

But are they really in here in twenty minutes?