Sorry I can not come to the phone,I am a bit tied up at the

Sorry I can not come to the phone,I am a bit tied up at the I am sorry,( ) I can not come i am sorry i can not go to the party. i am a_______ meeting A:( )the way,can I take a taxi?B：I am sorry you can not ( ). i am going to ha----- up the phone I am so sorry to have come late for the meeting.---it is not 改错(Can) you (spell) (the word)?Sorry,I (am) not I am sorry ,I lost the key to your bike.Really?Oh,( )A.not a Can you see the boy?的回答 A.I am sorry,I can not.B.Yes,I do.选择 help句型i am sorry i can't help____ the floor A swept B to swe A：Would you come to the party with me ? B:Sorry,I can’t. A:_ I am sorry,I can not go to your party