Помогите пожалуйста. Business writing makes use of "standart phrases" to help

Помогите пожалуйста.
Business writing makes use of "standart phrases" to help clearly explain the message of the writer. Match the "standart phrase" in A with the situation it used in business letters in B.
A
1 We are pleased to announce that...
2 Please note that...
3 We are writing to...
4 Unfortunately, we are unable to...
5 We regret to inform you that...
6 We would be delighted to...
7 Please do not hesitate to...
8 We would like to...
9 I look forward to ___ ing...

B
a) acceptance
b) want
c) future plans
d) bad news
e) good news
f) inability
g) invite your questions
h) an instruction comes next
i) reason for writing