I understand.
A2I comprehend what you are saying.
I agree.
A2I have the same opinion.
Thank you.
A2Expressing gratitude.
You're welcome.
A2Response to 'Thank you'.
Please.
A2Polite request.
Excuse me.
A2Polite interruption or apology.
Sorry.
A2Apology.
I'm sorry.
A2A more formal apology.
See you later.
A2Goodbye, informal.
Goodbye.
A2Formal farewell.
Bye.
A2Informal goodbye.
Hello.
A2Greeting.
Hi.
A2Informal greeting.
How are you?
A2Polite enquiry about well-being.
I'm fine, thank you.
A2Response to 'How are you?'
What's your name?
A2Asking someone's name.
My name is...
A2Introducing oneself.
Can you help me?
A2Requesting assistance.
Could you repeat that, please?
A2Requesting repetition.
I don't understand.
A2Expressing lack of comprehension.
I see what you mean.
B1I understand your point or perspective.
Let me know.
B1Inform me.
Get in touch.
B1Contact me.
I'll call you back.
B1I will return your call.