We have the pleasure of acknowledging your letter of April 4. The sentence violates the _________ principle.
举一反三
- We have the pleasure of acknowledging your letter of April 4.
- We have the pleasure of ________ receipt of your letter of Oct. 6.
- In view of you are our regular customers, we agree to your request for price reduction.It violates the ________ principle.
- It gives us much pleasure to send you the goods asked for in your letter of April 15th.
- We have pleasure in acknowledging receipt of _____ favor of the 8th May.1 _____ 2 _____ 5月8日来函。