1 . The firefighters rushed into the burning house to save the trapped people without any ________ (hesitate). (所给词的适当形式填空)

2 . More and more people are willing to devote energy and efforts to the work of ________ (charitable). （所给词的适当形式填空）

3 . Some experts think those who eat plenty of fresh vegetables and fruits are far less likely to suffer ________ (anxious) or depression. （所给词的适当形式填空）

4 . It’s a pity that there is still no effective ________ (treat) for lung cancer. （所给词的适当形式填空）

5 . Being focused on work throughout the day can maintain consistent __________ (produce).(所给词的适当形式填空)

6 . Equal justice ,Professor Sloan tells us,requires equal taxation policy and he seems to be proposing a kind of________ (consume) tax so that the rich,who consume more will have to pay their fair share. （所给词的适当形式填空）

7 . It's Darwinian science and it's very interesting that Darwin, as much as Marx, is all about struggle; the struggle for _______(survive), the struggle for dominance. （所给词的适当形式填空）

8 . Branagh won two awards for his screen _______(adapt) of Shakespeare's Henry the Fifth. （所给词的适当形式填空）

9 . These students are living _______(prove) that with the right skills,tools ,and opportunities ,innovation and discovery can happen at any age. （所给词的适当形式填空）

10 . Stephen Hawking is an internationally-recognized theoretical _______(physical),and is the Lucasian Professor of Mathematics at Cambridge University. （所给词的适当形式填空）