Three of them (have)a book 是填has 还是have

They have four children,three of whom live abroad为什么是three of whom 而不是three of them I have three pens,none of them is expensive中的them应改为which, Three of them (have)a book 是填has 还是have 把I have five ballons.Three of them are yellow.合成为一个定语从句. I have three sisters,two of ( ) are teachers.答I have three sisters,two of ( ) are teachers.答案是whom,为什么不能用them? I have three brothers ,( )are in Beijing.A.no one of whom B.neither of them C.some of them D.none of whom Three and four___seven.Two-thirds of the class_____.A.is;have worked it out B.is;have worked them out one in three of them is not I have three pens,none of them is expensive中的一个语法错误是什么啊,是不是问题在none of them上啊 Have you seen the three apples on the table?You can take of them.Anone Beither Cboth Dthat Here you can see two workers who,between them,have just finished cutting three cartloads of golden brown macaroni stalks. three of them/the three of them有什么区别?最好举个例子, 应该是：“we introduce the three of them.”还是“we introduce three of them. l have none of them Ben had five comic books.He lent three of them to Nancy.Three days later,Nancy returned them to him and gave him two of her own.Now,how many comic books does Ben have? They have three daughters,all___are doctors.A.of whom B.of them C.of which D.who这里应该选A,但是B为什么错?谢谢! Some of them have two legs.Some have three legs.But they can't walk.What's this?这是什么东西? I have three good friends.Them like sports改错RT