Ⅰ根据首字母或汉语提示完成句子.
1． Who will take charge of the murder c_________?
2． I haven’t been sleeping well l________.
3． How to build Stonehenge in England remains u_________ to the scientists.
4． The plane crashed in t_______ fog.
5． We found further scientific e__________ for this theory.
6． Lin Zhexu is our n__________ hero.
7． Which team do you ____________(支持) ?
8． She didn’t have the __________(力气) to walk any further.
9． She sounded very __________(令人信服的) to everybody.
10. No one knows how much __________(财富，财宝) was buried underground.
11. China came into ___________(存在) as an independent country after 1949.
12. They are carrying out some _________(研究) on the effects of brain damage.
13. Though these mysteries have p___________(困惑) people for a long time,
they still show great interest in them.
14. The two houses are __________（类似，相似）in size.
15. We have a __________（目击者，证人）to the killing.
Ⅱ根据课文内容和首字母填空。
Justin Forster, a high school student went m___________ last Friday night. People have shown great i¬¬_________ in his disappearance. The police began their investigation into this case. Justin’s mother thought he was spending the night with friends. His father didn’t know he was staying out late. When Justin didn’t show u_________ at the family lunch the next day, they became w__________ and