peter这里应该填什么a letter from his cousin yesterday morning

peter这里应该填什么a letter from his cousin yesterday morning 1.Simon got a letter from his uncle yesterday morning.（改为同义句 His friend came to see him __ a snowy morning.这里的空应该填啥? jim got a letter from his sister yesterday.同义句 She got a letter _____ her cousin this morning.横线部分填介词 I got a letter from my cousin this morning.(句意不变） I __ __ my he heard from his cousin yesterday.(改为同义句） Yesterday l( )a letter to kate括号里填什么 He received a letter from his brother yesterday HE(两个单词的空)hi Jim got a letter from his sister yesterday.改为同义句 Yesterday Jack got a letter from his brother.(同义句转换） He got a letter from his penfriend yesterday改为同义句怎么改