There can't be anyone at home,___?

There can't be anyone at home,___? isn`t there anyone at home can't be at home可以转换成can't stay at home吗 He can't be at home.为什么在at前面有be?什么情况下要加Be? We regret there isn’t ____ that can be done.A.anyone B.anyth he can't be at home与he may not be at home有什么不同?跪拜请求指点迷津. Tom _______(can’t/mustn't) be at home .he said he would go t There's no light on --They ___be at home.A.can't B.mustn't C I ___(be) sick at home yesterday. I ___(be) at home yesterday. 关于He can't be at home,isn't he?此句是否为反义疑问句? ()(be)there any milk at home