I have some letters-----my penfriends today.A.writes B.wrote C.to_其他解答

I have some letters-----my penfriends today.A.writes B.wrote C.to write D.to write to
感觉上应该是D,

人气：449 ℃　时间：2019-12-06 08:43:19

解答

letters to do格式是动词不定式,加to表示目的,letters to write表示“要写的信”
write to又是一个组合,表示写给某人
所以应该是D