Докончите предложения умоляю ! 1 /t you? he? they? you? /t we?

1) You can help me with doing my hoemwork, can't you?
2) He was doing everything right, did he?
3) They are planning to visit you, are they?
4) You love me, do you?
5) We won't go untill he'll come, won't we?