7. 　If you want to succeed, you must try to o 　　　　　all the difficulties.

6. 　That boy is g_______ in painting. He has won many awards in painting competitions for children.

5. 　A g　　　 　person is a person who always wants a lot but gives little.

4. 　The _______(市长) attending the conference voted for project.

3.　 Some dogs have been trained to help people who are v_________(视力地)impaired.

2. 　She has got great __________(潜能)and will surely become very successful if she is given the opportunity to develop her skills.

1．There is a ______　 (普遍的) belief among bioengineers that it will one day be possible to create life under laboratory conditions.