On （）of my colleagues and myself I would like to send to best wishes to you.
A、half
B、symbol
C、representation
D、behalf
【正确答案】：D
【题目解析】：此题考查固定搭配，on behalf of somebody代表某人。其余三个词意思为：half：一半；symbol：象征，符号，标志；representation：代表，表现，表示。此句意为：我代表我同事和我自己向你表达我们美好的祝愿。故应选D
