How to say hello in English to English problems in the first grade of primary school?

Hello!

Friends meet.-Hi! Hello!

Generally, a boy wants to ask a girl out (hehe, this is a bit strange)-hello ~

As long as friends can use:

Is everything all right?

Is everything all right?

What's the matter?

How's it going?

What's new?

What's new?

What happened?

What are you up to?

You can use it at any time, but it is different:

How are you?

How are you?

Suitable for first meeting:

Nice to meet you.

Nice to meet you.

Suitable for people who have seen it before but are not familiar with it:

Nice to see you again.

Nice to see you again.

For friends who haven't seen each other for a while:

How are you doing?

How are you doing?

Suitable for friends who have not seen you for a long time:

Haven't seen you for a long time.

Haven't seen you for a long time.