be back home如果前面有he怎么变?

be back home如果前面有he怎么变? He can't be at home.为什么在at前面有be?什么情况下要加Be? He said“she will be back in an hour"变成间接引语怎么变? he won't be back home until ten. Be back home he will get back home right away 改为同义句 he will be home ___ _ 为什么welcome back to school前面有to,而welcome back home不能加to?schoo will you be coming back home怎么翻译 go back home be back home get back home come back home 可以互用吗 be back home语法问题. he came back home,sick He comes back home at____