打招呼，除Greetings 之外九句最常用的招呼语 。
1.只要是朋友都能用的：

How''s everything?
一切都好？

What''s up?
近况如何？

What''s new?
有什么新鲜事？

What''s happening?
在忙什么？

2.任何时后都可以用，但比较见外:

How are you?
你好吗？

3.适用于第一次见面:

Nice to meet you.
很高兴见到你。

4.适用于曾经见过，但不太熟的人:

Nice to see you again.
很高兴再见到你。

5.适用于有一阵子没见面的朋友:

How have you been?
你过得怎么样？

6.适用于很久没见的朋友:

Long time no see.
好久不见。

Re:九种英语打招呼的方式
addition:

Tenth: Hi! (for:lovely girl)

Eleventh: Hey! (forld friends)

Twelveth: Hello! (for:Americans)

Thirteenth: How do you do! (for:strangers)

Fourteenth: You bad boy! (for:naughty boy)

Fifteenth: How are you going? (for:business man)

Sixteenth: Have got a meal yet? (for:Chinese people)