关于名词,形容词,副词的英语问题（希望有简要的说明,）

关于名词,形容词,副词的英语问题（希望有简要的说明,）1、I've got a little___in my house.Why not keep two or more?A.juice B.mice C.bread D.fish但不知道为什么,希望说明一下)2、It is ____months since worked in the company.A.a great many B.a much many of C.a lot D.many a(这题答案是A,3、Although the first part of the book is easy,the rest___.A.are difficult B.has proved difficult C,is supposed difficult D.have been found difficult4、The Great Pyramid is about 137 meters high today,but it was once___.A.higher B,highest C,high too D,more high5、Don't you think it ___not to write the letter?A.well B.better C.best D.good6、Most of the woods____been taken good care of.A,are B.is C.has D.have