Last night he paid the bill_____all.请问空里填什么介词?

Last night he paid the bill_____all.请问空里填什么介词? he didn't go to bed until very late last night=he__ __late last night I ( ) him up last night ,but he wasn't in. he must have finished his homework last night,didn't he?为什么是didn't He a______ here last night He stayed at home last night.He didn't go to the cinema.(保持原意不变) He didn't do his homework last night.He watched TV（改为同义句） He must have stayed up late last night,didn't he 翻译句子, I called him last night,but he wasn't in.（同义句）I called him last night,but he wasn't （）（）. He watched TV last night.He didn't see a film .合并句子合并句子、谢谢咯、He watched TV_____ _____ seeing a film last night. He didn't watch TV last night. He went to the cinema 保持愿意He went to the cinema( )( )( )TV last night. David came home very late last night,___?A.did he.B.wasn't he.C.didn't he.为什么? he must have stad up last night,_____ 是hasn't he还是didin't he?能说明原因吗? He must have stayed up late last night,didn't he 这里为什么用didn't he不用haven't he 是 hasn't he He didn't go to bed until very late last night.(同义句转换)=He ____ ____ late last night. He didm't go to bed until very late last night.（改为同义句）He _____ _____ late last night. he doesn't seem to know what happened last night这个句子是否正确?还应该是he didnt seem to know what happened last night?请说明原因 I don't know it.What was he doing last night?(合并为一句） I don't know what last night.