7th AD from Purdue

AD要是能卖钱就好了。。。
已经回邮件decline了。不过还是仔细看了下邮件内容，貌似MS转PhD还是很松的，拷过来供参考。

You may follow the doctoral program from the time you enter just as if you had been admitted to the doctoral program. You may change to the doctoral program with the permission of the Graduate Study Committee.