Dative verbs
The dative is also used for certain dative verbs such as danken (to thank) and antworten (to answer), or helfen (to help):

Ich danke dem Kind. (I thank the child.)
Ich helfe der Frau. (I help the woman.)
Ich antworte meinem Bruder. (I answer my brother.)
These verbs don't have an accusative object.

Dative endings
Masculine/Neuter -m
Feminine -r
Plural -n

صفت تفصیلی در فرانسه

Wie kommst du darauf?

چطور به این نتیجه رسیدی؟

Sinnvol = عقلانی یا مفید