YOU SAID:
Shall we take a walk at 12?
INTO JAPANESE
我々は12で散歩をしなければなりませんか?
BACK INTO ENGLISH
Do you must be a walk in the 12?
INTO JAPANESE
あなたは12の散歩でなければならないのですか?
BACK INTO ENGLISH
Do you must be a walk of 12?
INTO JAPANESE
あなたは12の散歩でなければならないのですか?
BACK INTO ENGLISH
Do you must be a walk of 12?
That didn't even make that much sense in English.