1.A.只有address可以直接跟着you,其他都要加介词,speak to you,talk to you,converse with you
2.原文有问题,抄漏了些东西
3.A.If it isn't too much...后面用 would 是因为 would like/ would love 是要求别人给你xxx的礼貌用语,不是虚拟语气的问题.
4.D...he will have won...这里没有虚拟语气.If ...present tense...,...future tense.如果Tom 明天赢了,他将会累计在过去四年赢了三十场比赛.
5.A.If you should see...,ask.这里表示说话人不肯定你会不会见到,是种固定用法,与它的倒装句 Should you see...,ask him.意思一样.
6.B.obliged to sb.for sth.