I am quieter than he is对吗

I am quieter than he is对吗 I am quieter than he is 和I am quieter than him 有什么区别如题,在解答题后把相关知识点拓展下~ I am quieter than him.(改为同义句） quieter、am、i、than、brother、your组一段话 I'm quieter than he.（改为同义句） than am quieter Haris I more serious and 连词成句 l am quieter and more serious than most 可以说I am taller than he He sings better than I am改错 是I am taller than he还是I am taller than him或I am taller than he is? i'm quieter than my brother and sisters i jump higher than he.i am taller than he i am as tall as he 以上句子是否正确 taller than he / him 是否都可以?I am taller than he (is) I am taller than him i am younger than him 对还是 i am younger than he is对?为什么? Then how can you be good friends? 初二英语对话选择A:Who is your best friend?B:Tom.A:Are you the same or different?B:We are diferent.He is more outgoing.But I am a little quieter than him.A:Then how can you be good friends? B:(★)＿＿＿＿ 同义句He is better than I am with computers.He()()in computers than I I am taller than ( )选哪个him,his,he I am taller than he.（同义句）