your moving out of the twenties, we are giving you a marvelous birthday party.A. In favour

your moving out of the twenties, we are giving you a marvelous birthday party.
A. In favour of
B. In honour of
C. In need of
D. In terms of

A. In favour of(答案→)B. In honour ofC. In need ofD. In terms of解析：句意：为了庆祝你30十岁生日，我们准备为你办个非凡的生日聚会。in honor of: 为庆祝；为纪念；in favor of: 支持；赞成；in need of: 需要；in terms of:就…而言；依据；按照。故B正确。

就是这个解释