完成句子
       阅读下列各小题，根据所给的整句汉语提示，用句末括号的英语单词完成句子。
1. You've done so much work_     _ _      _ _      _ _        _       pass the exam. (bound)
你下了这么大功夫，一定能考及格。
2. Dr Feng__   _ _     _ __   _smells since 1999. (study)
冯克斯博士从1999年开始一直在研究气味。
3. When Darlene from France came dashing through the door, she recognized Tony's__ __ __ __. (smile)
当来自法国的达琳从门口匆忙进来时，她认出了托尼的微笑的面孔。
4. Only after her mother came to help her for the first few months _     _ _   __ _     _ _      begin her
project. (allow)
她母亲头几个月来帮她的忙，这才使得她得以开始自己的计划。
5. It was the first time_   __ __   _ _     _such a beautiful place. (visit)
那是第一次我参观这么美丽的地方。
6. This gift was the Amber Room,__       _    _ _       _     _ _      because several tons of amber were
used to make it. (give)
这件礼物就是琥珀屋，它之所以被这样命名，是因为造这间房子用了好几吨的琥珀。
7. So_        _     _ __   _ _     _on the earth for millions of years to come will depend on whether this
problem can be solved. (continue)
所以，在未来的数百万年间，生命能否在地球上延续取决于这个问题能否得到解决。
8. _     _ _     _ _    _ _        _       that she had been admitted into Oxford University, I sent an e-mail to
congratulate her. (moment)
我一听到她被牛津大学录取的消息,就马上发电子邮件向她表示祝贺。
9. If the rules of perspective had not been discovered, people_    _ _     _ _        _        _        _        paint such realistic pictures. (able)
如果没有发现透视法，人们就不可能画出如此逼真的画。
10. I_     _ _        _     _ __    _about it myself than let him find out from other people. (rather)
我宁肯自己把事情告诉他，也不愿他从旁人处得知这事。