Complaint, Blame

English Grammar | English Grammar : Complaint, Blame | Complaint :

• I’m not at all satisfied with the service
• I really do/must object to the service
• I take great exception to…
• I want to complain about…
• This is crazy!

Blame :

• You’re the one to blame
• It’s your fault!
• It’s your mistake!
• You’re wrong
• I think you're the only person who could have done it.
• It's your fault for (doing something).

There are a number of formulas used when complaining in English. It's important to remember that a direct complaint or criticism in English can sound rude or aggressive. It's best to mention a problem in an indirect manner. Here are some of the most common:
· I'm sorry to have to say this but...
· I'm sorry to bother you, but...
· Maybe you forgot to...
· I think you might have forgotten to...
· Excuse me if I'm out of line, but...
· There may have been a misunderstanding about... 

· Don't get me wrong, but I think we should...