there is amy and sandy in the playground.为什么be动词用is?

He San and Amy friend.翻译中文 is Amy there=is ()Amy () there is amy and sandy in the playground.为什么be动词用is? There is a chair( )Amy( )Chen Jie Amy is young and pretty是什么意思 A:_____is Amy B:She is _____ there Amy,there is a __(电话) for you. Sally is my friend.Amy is my friend,too.合一句 sally and Amy () ()my() This is our classroom.This desk is_______(Amy and Ann) Amy loves ________(swim)and she is __________(fun)) John is Sam and Amy's friend.是否有语法错误? That boy is Simon.And the girl next to____is Amy. Amy's house is small and becautiful 这个句子对吗 请问 Is there a train to San Francisco at 2:00p.m 的中文意思, Amy’s apartment building is in the center（中心） of town.Amy is very happy there because the building is in a very convenient(方便的) place.Across from the building,there’s a bank,a post office,and a restaurant.Next to the building,there Amy’s apartment building is in the center（中心） of town.Amy is very happy there because the building is in a very convenient(方便的) place.Across from the building,there’s a bank,a post office,and a restaurant.Next to the building,there and there is more 英文 补充对话Sally:Is this your picture?Amy:Yes,it is.Sally:_______________?Amy:Sure.Here you are.Sally:Is is your sister?Amy:No,______________.Sally:________________she?Amy:_______________Rose.Sally:Let's go and play together.Amy:_____________