we have a new family joining us today,这里的join为什么要加ing?

We have a new we have a new family joining us today,这里的join为什么要加ing? We have a new frirnd We have a family dinner together是什么意思 we have a family 还是we are a We have d hobbies and we are a happy family. We have a new friend today. We have a new English teacher this we have a new P.E. We have a new English this t________ we have a new classmate(改疑问句) We have a new classmate.对a new classmate提问 We always have a family dinner on thanksgiving day 对have a family dinner提问 连次成句.family we dinner a have a big . 1.we celebrate Chinese New Year (by making and eating dumplings).(对括号部分提问）（）（） you celebrate Chinese New Year.2.A:( )for the Mid-Autumn Festival?B:we also have a big dinner with our family. we have a new math techer.为什么要用have 连词成句：a big have we family dinner We have a happy family.改为否定句补充图片