1. Hi, great to see you.
= It's pleasure meeting(to meet) you.
= I'm pleased to see you.
= I'm delighted to see you.
= I'm happy to see you.

Great to see you again.

2. How do you life your new position?
How do you like your ~?
How do you like your new job?
How do you like your new friend?
How do you like your new boss?
How do you like your co-worker?

3. What are you up to now?
= What're you working on?
= What're you doing?

4. How's the report going?

= How's the report progressing?
How's your love life going?
How's your date going?

5. It's going well.
= It's going great.

This is answer for What's been going well?

A : Hi, great to see you.
B : It's good to see you, too.
A : How do you like your new position?
B : It's great.
A : Good. And what are you up to now?
B : I'm checking my e-mail?
A : How's the report going?
B : It's going well.

Readily : (adv) Something that is ready.
즉시, 손쉽게, 기꺼이

Clarity : (n) Clearness of appearance, thought, or style. Easy to understand.
명쾌, 명백함

Brevity : (n) The use of brief expression, concise expression, Necessary without being redundant
짧음, 간결한 표현, 간결함