1. Congratulations on your new son.
恭喜你生了个儿子。
还能这样说：
Congratulations on the new addition to your family.
Congratulations to you on giving birth to a son.
谚语：
Every man is the son of his own works.
种瓜得瓜，种豆得豆。
2. All the best wishes to your little baby!
祝福您的小宝宝幸福平安！
还能这样说：
Peace be with your new baby!
Stay warm, safe and healthy with your baby!
谚语：
Every little makes.
积少成多。
3. Please take care of yourself after labor.
产后请照顾好自己。
还能这样说：
Yourself is taken care of after labor.
Please wait on yourself hand and foot after labor.
谚语：
Care killed a cat.
忧伤伤身。
4. I will be throwing a baby shower!
我将会举办一个新生婴儿派对。
还能这样说：
I will hold a baby shower.
I will have a party for the newborn babies.
应用解析：
for a show 为夸耀，为给人家看；
give sb. a fair show 给某人表现的机会，公正地对待某人；
go to show 说明，证明；
have a show of 有时值，有可能
5. I am honored to invite you to dinner for my one-month-old daughter.
我很荣幸地邀请你来喝我女儿的满月酒。
还能这样说：
It is great pleasure for me to invite you to the dinner for my one-month-old daughter.
It is my honor to have you attend the dinner for my one-month-old daughter.
谚语：
Honors to whom honor is due.
荣誉归于应得荣誉的人。
6. I'm sure you will be a good mother!
我相信您会成为一位好妈妈的！
还能这样说：
I believe you'll be a peach of mother.
I'm sure you will be an excellent mother.
谚语：
A son never thinks his mother ugly, and a dog never shuns its owner's home however shabby it is.
儿不嫌母丑，狗不嫌家贫。
7. Do you have any name picked out?
你为孩子取名字了吗？
还能这样说：
Have your baby got a name?
Have you given him a name?
应用解析：
pick sb.'s pocket 扒窃；
pick up speed 加速；
pick sb. off（有选择性的）瞄准，射击；
pick sth. over 检查挑选
8. The baby is as good as gold.
孩子很乖。
还能这样说：
The baby is very good!
He is a chick biddy.
应用解析：
smell of the baby 乳臭未干，稚气；
a baby bus 面包车；
test-tube baby 试管婴儿；
look babies in sb.'s eyes 脉脉含情地望着某人的瞳孔