—Simon is watching TV.—He's watching TV? He's ________to be cleaning his room.
She brought in her three friends, none of __________ I had ever met before.
Ellen was a painter of birds and of nature,__________,for some reason, had withdrawn from all human society.
The prize will go to the writer __________ story shows the most imagination.
The road conditions there turned out to be very good,__________ was more than we could expect.
John invited about 40 people to his wedding, some of __________ are family members.