I want a hamburger
I'd like a hamburger
Send me the report
Could you send me the report?
Leave me alone
Could you give me a minute?
Tell me when you're available
Let me know when you're available
I think you might be mistaken
That's a bad idea
I'm not so sure that's a good idea
Your work isn't good
I'm not quite satisfied with this work
I don't like the colours in this design
I'm not too fond of the colours in this design