你想的是with提前结构没问题，但before then 有些含糊不清
没有错误
am 要不要换成was
Recently I have no chioce but to be crazy about English,though I was so tired of it before.
没有错
也可以这么说
Recently I have to be crazy about English although I used to be very bored with it
内容全部来源于网络收集，如有侵权，请联系网站删除：QQ：24596024