高中英语题单项

高中英语题单项
I can't go to the New Year's,( ),100 dollars is just too much for me to spend in one evening.
A in other words B that isC in particular DI mean
（本题求答案及翻译 谢谢）
Weagreed ()here but so far she hasn't turned up yet.
Ahaving metB meeting C to meetD to have met
(想知道为什么要选D）
At the meeting they dicussed three different ()to the study of math.
A approachesBmeans Cmethods D ways
(为什么要选A而不能选C呢 A有特指选学习方法么- -）
求解答!
还有一题.
Some of the old traditions have been ()as time goes by.
A abandond B abolished C absorbedD abused
（我选了B,B字典里的解释是特指习俗废除啊 不是更合语境么）
第二题 不是agree to do sth.么