1 . Many wild animals have been __________ (灭绝的) for various reasons.(根据汉语提示单词拼写)

2 . We should do what we can to save those ________species, including tigers which are considered ________because they can ________people’s lives.(endanger，endangered, dangerous) (所给词的适当形式填空)

3 . The students benefiting most from college are those who are totally engaged (参与) in ___________ (学术的) life, talking full advantage of the college’s chances and resources. (根据汉语提示单词拼写)

4 . Of the o_________ladies listed below, who do you think is the most important woman of the past 100 years? (根据首字母单词拼写)

5 . The loss of glaciers due to global warming represents an e__________ threat to the island states in the world. (根据首字母单词拼写)

6 . Researchers have found clear and ___________(convince) evidence that happiness is the key to better health and long lives. (所给词的适当形式填空)

7 . Whether he is innocent or g__________ is a decision that will be made when the case is heard in the court. (根据首字母单词拼写)

8 . She’s an __________(有抱负的) young professional that any company would be glad to have. (根据汉语提示单词拼写)

9 . Fortunately for those in midlife, Levine is finding that even if you haven’t been an _________(热情的) exerciser, getting in shape now may help improve your aging heart.(根据汉语提示单词拼写)

10 . These effects of the Internet __________ (become) even more ___________ (strike) since I have begun using the smartphone. （所给词的适当形式填空）