1 . Going from junior high school to senior high school is a really big ________ (挑战) . （根据汉语提示单词拼写）

2 . The difference between the impossible and the possible lies in a person’s________(determine). (所给词的适当形式填空)

3 . The police believe Derek gave a fairly accurate_________(accountant)of what happened. (所给词的适当形式填空)

4 . The government has taken a series of measures to protect wild animals from _____ (extinct). (所给词的适当形式填空)

5 . There was a general _______(expect) that he would win. (所给词的适当形式填空)

6 . The situation in Eastern Europe has changed out of________(recognize). (所给词的适当形式填空)

7 . You were right to do what you did under the ________ (circumstance). (所给词的适当形式填空)

8 . This mass ____________(灭绝) is caused by hunting,   habitat loss and pollution. （根据汉语提示单词拼写）

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

10 . As a matter of fact, happiness doesn’t lie in how much _____________ (财产) you own. (根据汉语提示单词拼写)