1 . It also turns out a lunchtime stroll may be even ________ (benefit) than it’s thought previously. （所给词的适当形式填空）

2 . The research proved more difficult than expected, but the success of the experiment was _______(encourage). （所给词的适当形式填空）

3 . My knowledge of the German language is quite _______(limit). （所给词的适当形式填空）

4 . We believe in investing in ________（科学的）research. （根据汉语提示单词拼写）

5 . What is ________（经典的） literature? （根据汉语提示单词拼写）

6 . He is also a manager, but ________ (级别高的) to me. （根据汉语提示单词拼写）

7 . It's an ____（学术的）question；let's discuss it in groups. （根据汉语提示单词拼写）

8 . His father had to do some ____(额外的) work to earn more money at that time.（根据汉语提示单词拼写）

9 . I firmly believe you will have a __________（promise) future. （用所给单词适当形式填空）

10 . The lecture made me fully aware of the importance of a b__________diet. （根据首字母填空）