1 . He’s universally recognised as an_________ (权威人士) on Russian affairs. (根据汉语提示单词拼写)

2 . There’s a growing _________ (recognize) that education does not end with graduation. (所给词的适当形式填空)

3 . During the first week, do not think about_________ (distant), but run five minutes longer each day. (所给词的适当形式填空)

4 . You should write down all the information in ________ (relate) to the problem. （所给词的适当形式填空）

5 . Any smell might attract natural ________ (enemy) that would try to eat the little panda. （所给词的适当形式填空）

6 . Rachel Carson’s popular book Silent Spring raised ________ (aware) of the dangers of pollution and the harmful effects of chemicals on humans. （所给词的适当形式填空）

7 . There’s a wide _________ (select) of books in the library. (所给词的适当形式填空)

9 . It took him a long time to make a ________(恢复) from a bad cold.