I think he's at home.(否定句)

I think he's at home.(否定句) I think maybe he's at school I think he must be at home now变反意疑问句I think he must be at home now,__? 同义句转换：I think maybe he's at school I'm ( ) he's at school I think he is at home.改为否定句.为什么一定要改成I don't think he is at home而不能改成I think he isn't at home? I think maybe he's at school 同义句 英语合为一句 he doesn't like staying at home.I think题为 I[]think he[]staying at home 初一英语句型转换：He doesn't like staying at home,I think.合并为一句He doesn't like staying at home,I think.合并为一句I___ think he ____ staying at home. on the way home／on his way home都正确么Rt,例句!BTW,I think he's still at ___ school,but he might just be on ___ way home.分别填写什么?WHY? i think he was at home yesterday对at home进行提问如题,紧急,高手请进!谢谢! I think he is at home now (改为否定句） 反义疑问句填空I don‘t think he is at home,______? He doesn't like staying at home ,I think 合并为一句 动词填空： -Your father is at home. -I _ (think) he was still in Beijing. I don't think he is at home ____ ____ ____(现在)-.- the or this? I think they are at home? James is not well.I think ___better go home early.A he'd B he C he's I'm not sure of that ,And I think he is probably at home .此句中的that