1)I love you ！
我爱你
2)I love you very much！
我非常爱你
3)I love you forever！
我永远爱你
4) You look more beautiful every time I see you.
每次见到你，你都更漂亮
5) I love you with all my heart.
我全心全意爱你。
6) I love you for you.
我真心爱你！（简单吧!当你想表示爱的是对方的人,而不是其他如钱财,权势等,就可以这样说）
7) For the same reason you like me, I like you, too.
我也喜欢你啊，就想你喜欢我一样。
8) My love for you is as deep as the sea.
对你的爱，似海深。
9) I'll love you as long as I live.
爱你一辈子（爱你千万年）。
10) If the sun were to rise in the west, I'd never change my mind to love you forever.
即使太阳从西边出来，我对你的爱也不会改变。