mary and peter are my good friends.翻译

mary and peter are my good friends.翻译 Mary and Peter ____ playing.请问空格应该填 are 还是 is? Where are Peter and Mary?They ( ) here at seven o'clock.A.were B.was C.are Mary and Betty are who is talking?who are talking?哪个对Tom,Mary and Peter are talking happily.主语划线提问，难道不是who are talking? they are jim and peter对jim and peter提问 如图：1、John and Helen are Jack's(……的）( ).2、Peter is Tom's( ).3、David is Jack's( ).4、Peter is David's( ).5、Mary is Peter's( ）. 1.Peter is Emily's______.2.Mary is jack'______.3.Jack is Peter's_____.4.Paui and Anna are Emil's____. 5.George is Peter's______. jim and mary are _china Kate and Mary are A________ 短文：mary has four cousins.they are betty,peter,bill and ann.mary is the oldest of the five.betty is thirteen years old.she is two years younger than mary and one year older than peter.bill is nine,and ann,the youngest ,is seven.提问there are__ Peter and Tom are my c( ) are peter and john twin brothers? peter and Ben are boys.的疑问句 Peter and Danny are c（ ） 首字母填空 Betty,Mary,David and Peter are going to Yinfa Home for the Aged on March 5th.Betty,Mary,David and Peter are going to Yinfa Home for the Aged on March 5th.They are going to h____ the old people there.Betty is going to look after Granny mary wants____(invite)peter. I'm (heavier) (than) Mary,and my eyes are (bigger) than (her)错在哪