1.One of them will have to do the cooking, ____Tom___Jack.A.either;or
B.whether;or为什么选B不选A。---------------------------------------------------whether与or连用,引导状语从句: 不管是...(或是)either (通常与or连用)意思是： 或者结合前句意思，选whether 好点，will have to...
必须有一个人做饭， 不管是Tom，还是Jack。2.My teacher gave me____that I succeeded in selecting a right university.A.so good advice
B.such good advice 为什么选B不选A。--------------------------------------------------so 用来修饰形容词，such修饰名词， good advice的中心语是advice为名词，故用such.
