Use the linkers to join the sentences. 1 Joan swam to the surface and shouted for help. There was no answer. (but) 2 We got home. My mum was waiting for us. (when) 3 The fire brigade arrived. They put out the fire. (and) 4 I saw her. I was coming out of the building. (as) 5 They had been looking for a flat for three months. They found one they liked. (before) 6 Bill couldn't sleep. There was too much noise. (because of)