"David is writing his grandmother."

Translation: David schreibt seiner Großmutter.

[Sophie65838]

This is American English an makes no sense, it should be writing to or writing with.

[Hannah634334]

Writing to yes, but not Writing with

[ppapaya8]

I agree with Sophie, it is more grammatically correct in German than in English

[glen764278]

I agree with sophie

[deactivated user]

Someone please tell me, why it's "seiner", not "an seine"?