1. Will you marry me?
你愿意和我结婚吗？
还能这样说：
Will you be my wife?
Will you get married with me?
谚语：
If one gets married too hurriedly one may regret it for a long time.
结婚匆匆，后悔无穷。
2. Yes, I will marry you.
是的，我愿意。
还能这样说：
Yes, I do.
OK!
应用解析：
at one's own sweet will 随意，愿意；
with the best will in the world 乐意的，热情的；
if you will 你若愿意这样说也行
3. I want to grow old together.
我愿意和你白头到老。
还能这样说：
I want to share the rest of my life with you.
I want to accompany with you all my life.
应用解析：
grow up 长大；兴起；发展；
grow up into 长大成为……
grow away from 终止同……的亲密关系；
grow down 变小，减小
4. Sorry, I don't want to get married yet.
对不起，我还不想结婚。
还能这样说：
I'm not ready to be engaged.
I haven't thought about marriage yet.
谚语：
One should treat others as one would like to be treated.
已所不欲，勿施与人。
5. I'm not sure if I want to marry her.
我还下不了决心和她结婚。
还能这样说：
I hesitate to marry her.
I can't make up my mind to marry her.
谚语：
If ifs and ans were pots and pans, there'd be no trade for tinkers.
如果人们的主观愿望都能实现，天下就太平了。
6. Have you proposed to your girlfriend?
你向女朋友求婚了吗？
还能这样说：
Have you had an offer of marriage to your girlfriend?
Did you ask your girlfriend to marry you?
谚语：
Man proposes, God disposes.
谋事在人，成事在天。
7. I think it's time we took some vows.
我想是我们该许下誓言的时候了。
还能这样说：
It's time for us to make our vows.
I believe that it is time we had our vows.
应用解析：
take things coolly 处之泰然，不激动；
take socialist road 走社会主义道路；
take office 就职；
take one's temperature 测量体温
8. Let's get hitched!
我们成为比翼鸟吧！
还能这样说：
Let's pair off wing to wing.
Let's tie the knot!
应用解析：
hitch常用意思有：免费搭（车），系住使结婚。
例如：Let's hitch a ride.
让我们搭便车吧。