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I AM WRITING TO COMPLAIN _______ THE POOR QUALITY...
I AM WRITING TO COMPLAIN _______ THE POOR QUALITY OF THE SERVICE AT YO...
KIEM TRA UNIT 6
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Câu 13: I am writing to complain _______ the poor quality of the service at your centre.
A. about
B. of
C. with
D. on
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câu 13:
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KIEM TRA UNIT 6