Justin Foster, a high school student, 1. (上个星期五晚上失踪了). Mrs Foster thought that Justin was spending the night with a friend. But when Justin didn’t 2. (出现)for lunch the next day, Mrs Foster told her husband 3. (去报警). Justin’s friends said that Justin went home after 4. (打棒球)with them. 5. (目击者) said that they saw Justin walking towards his home. His sister, Kelly, heard him 6. (播放) his favourite CD after he went to his room. People supposed that Justin 7. (已经被外星人带走了). Besides, some people there also said that they had seen aliens. One of them, Mrs Mavis Wood, said that the aliens took her away so that they could 8. (对她进行科学研究). They were looking into other possibilities. Moreover, they claimed that they would not 9. (放弃) until they found 10. (确凿的证据).
答案
1.went missing last Friday night 2.show up 3.to call the police 4.playing baseball 5.Witnesses 6.put on/play 7.had been taken away by aliens 8.do scientific research on her 9.give up 10.hard evidence
