three of them are from Australian,and the other one is from English有什么错

three of them are mine ,and ( ) are Tom's. three-fifths of them _______ womenA is B are Three of them are _____,three are yellow and one is blue 把I have five ballons.Three of them are yellow.合成为一个定语从句. （）of them are women teachers.A First fourth B three quarters Mr Brown has three sons,two of them are doctors,______is a postman. Three of them are from Austrailan,and the other one is from English. three of them are from Australian,and the other one is from English有什么错 He has three sons ,and all of them are docHe has three sons ,and all of them are doctors.这个句子中为什么of后用的是them而不是they? Some of them are 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 There are forty students in their class.Ten of them are girls and ( ） are boysA third forth B third forhhs C three fourth D three fourth there are forty-four students in class a.twenty-three of()are girls A.their B.them C.they there are three libraries in our school,all of which were built three years ago.如果把句子里的 all of which 改成“and all of them There are three thousand students in our school,___________are girlsA of whom two thirds B two-thirds of them 为什么 one in three of them is not three of them are but that smaller one is only a nickel正在六级冲刺中……