1.
With reference to your _____, please note the following points.
quest
guess
questioning
query
2.
Thank you for your email with your ______ about the service you received.
complaint
compliant
complain
complaining
3.
Please send _____ that you have received and read the contracts you have been sent.
explanation
request
apology
acknowledgement
4.
Please accept my ___ for the problem that has occurred.
apology
reply
enquiry
query
5.
In your letter you mentioned a number of important ______.
instances
arguments
stances
issues
6.
I am ___ if you feel that you have received unacceptable service from us.
sad
afford
afraid
sorry
7.
Could you also send ______ of the bookings you made so that we can follow up your claim?
matters
issues
data
details
8.
Please find attached our ___ for the new project.
proposal
probe
proposing
propose
9.
I am writing ___ about the service we received.
complaint
to complain
complain
complaining
10.
Could you please ___ the documents as we were unable to open the ones that you previously sent.
re-send
refund
return
regret