are the smiths coming to our party tomorrow ?为什么用现在进行时

The Smiths are Americans. The Smiths are not rich. They are ( ). The Smiths后面用is还是are The Smiths are going ''to New York on May 10th''.and..the Smiths going? the smiths are going to hainan island for a____ the smiths are having dinner 有语法错误么 where are the smiths from?为什么不是does? 变为一般疑问句:The smiths are eating supper at home. are going to Canada on vacation.A.The smith B.Smiths C.The Smith D.The smith familyD,The smiths family,C,The Smiths 为什吗 The Smiths是单三么 the smiths同义词 The Smiths are all fond of pop music.the policeman caught the thief by the arm. It's half past six,the Smiths are having supper.中are having为什么不用have? 英语文章The Browns are the Smiths' neigubors.Mr Brown's name is John.But 一道初中英语填空题The Smiths are going to _________（度)the Spring Festival in China. The Smiths are going to have a picnic in the park this weekend .翻译成中文! ()are having dinner at the momentThe Smiths和 The Smith说下理由谢谢 The Browns are ( ) Smiths' neighborhoods选项：A.the B.a C.one D./