英语单选I don't know of these people,for they are new workers...

英语单选I don't know of these people,for they are new workers... 一道英语单选There are so many kinds of dresses that I don't know _ I know my parents,（ ）they don't understand me well.一道英语单选 A. some are afraid of meeting new people,so they don't o___ go Both Japanese and French are new to me .I don't know () of t these pairs of shoes are all good .I don't know ------- A.wh Both the two girls are new to me.I don't know ____ of them Here are five pairs of new shoes.I don't know -------to choo 用所给单词的正确形式填空：.They are new students here .I don't know ___(t I don't think these books are()for young children I don't think these are made of real silk,are they?为什么是这的?不是 for many years,people don't know why they don't want to chan