It was announced that only when the fire was under control _ to returnto their homes.[ ]

When he came back, he found the bag he had ________ over the seat was gone. [ ]

Samples of blood from Cholera infected patients have been sent to the blood center _______. [ ]

Who is the girl standing over there? —Well, ifyou _____ know, her name is Kate.

They are able to talk openly to one another whenever_________ of them feels hurt.