Do you know when he came back?Yes.At about twelve.I was just

Do you know when he came back?Yes.At about twelve.I was just Do you know when he came here? .--Do you know when he ___ back --Sorry ,I don”t .When he __ Do you know about David ? -Yes, I know ____very well. A.he B when was he born,do you know?回答为什么不是yes/no开头?do you know能不能放 you certainly do not know ,I think you when he came to tear When I came in,he was just -- to jump up. Do you know when he was born ------Do you know ___ she came here?---yes,i do ,she came by Do you remember ( ) he came?Yes,I do.He came here by car. Do you remember ( ) he came?Yes,I do.He came by car. -----Do you koow ( ) he came?-----Yes,I do.He came by car.