1、for the love of God
An oath of shock, exasperation, annoyance, frustration, or anger.
e.g. For the love of God, I didn't even see that car coming!
我的老天，我压根儿没看到那辆车来了！
e.g. Would you let me finish my story, for the love of God?
你能让我完成我的报道吗，看在上帝的份上？
e.g. Oh for the love of God, I just had the car fixed and now you’ve put a dent in it!
哦看在上帝的份上，我才把车修好，而现在你就在上面撞了一个坑！

2、love me, love my dog
If you love someone, you should accept everything and everyone that the person loves.
如果你爱一个人，你就要接受那个人所爱的所有事物和所有人。也就是我们说的“爱屋及乌”啦~
A: I wish you’d keep your dog out of the house when I come over.
A：我希望在我过来的时候你能把你的狗放在屋子外。
B: Love me, love my dog.
B：爱我，就要爱我的狗。
e.g. Most of Alice's friends didn’t like her sister, but they accepted her because Alice insisted, "Love me, love my dog.”
Alice的朋友大部分都不喜欢她的妹妹，但是因为Alice坚持“爱屋及乌”，所以他们都接受了她。

3、love begets love
If you behave lovingly to other people, they will behave lovingly to you.
如果你亲切地对待他人，他们也会亲切地对待你。“投桃报李”
Child: I hate Tammy! She’s always mean to me.
孩子：我讨厌Tammy！她总是对我很不好。
Father: If you're nicer to her, maybe she'll change her ways. Love begets love.
父亲：如果你再对她好一点，也许她会改变她对你的方式。爱由爱生。

4、tough love
a method of helping someone to change their behaviour by treating them in a very severe way
是通过一种非常苛刻的方式对待他人，以帮助他们改变行为方式的手段。“严厉的爱”
e.g. Learning from mistakes in Egypt, it should use tough love to encourage better governance.
吸取埃及的教训，应该用严厉的爱来鼓励更好的管理方式。

5、for love or money
Under any circumstances. Usually used in negative sentences
在任何情况下。通常用在消极的句子里。“出于爱或金钱”
e.g. I would not do that for love or money.
无论怎样我都不会这样做的。

6、puppy love
mild infatuation; infatuation as in a crush. (Used especially of adolescent relationships.)
轻微的迷恋；一时冲动的迷恋。
e.g. Is it really love or just puppy love?
那是真爱还是只是一时的冲动？
e.g. Look at them together. It may be puppy love, but it looks wonderful.
看到他们在一起。那也许是一时冲动，但看起来很美妙。

7、head over heels in love (with someone)
very much in love with someone.
对一个人有很深沉的爱。“沉溺于爱河之中”
e.g. John is head over heels in love with Mary.
John深深爱着Mary。
e.g. They are head over heels in love with each other.
他们深爱着彼此。

8、love-tooth in the head
A constant need or yearning for love.
对爱的持续需要或渴望
A: "Stacey always seems to have a boyfriend.”
A：“Stacey似乎总是有男朋友。”
B: "I know, she really has a love-tooth in the head!"
B：“我知道，她真的是一个恋爱依存者。”