①I haven't seen Justin since.
②Detective Sam Peterson，who has taken charge of the case，told journalists，‘Sometimes people make up such amazing stories...’
③From our recent survey of students，we have found that 53 per cent of the students often play sports.
④For centuries，people have reported seeing a wild creature in the Himalayas called Yeti.
⑤Large tracks have also been discovered which some people say belong to the Wild Man.
⑥This incident has received great interest due to reports of strange lights in the sky and of alien visits around the time the boy disappeared.
⑦I've been writing the composition for two hours，but I haven't finished it yet.
⑧I have been wanting to meet you for a long time.
