1 . To our                 (entertain ), Jim passed the driving test for the first attempt.

2 . The scientists are trying to learn about he harmful effects of ________(化学品) on humans and on the world’s lakes and the ocean. （根据汉语提示单词拼写）

3 . These dinosaur fossils are beyond ________ (recognize) without signs. （所给词的适当形式填空）

4 . The plane crashed in an area of dense jungle. There were no ________ (survive). (所给词的适当形式填空)

5 . What I want is not just an ordinary cafe __________ a very special one.

6 . The exhibit hopes to leave the best ________ (印象) on students. (根据汉语提示单词拼写）

7 . From time to time I look at the photo as a __________ (remind) to show respect to all animals. (所给词的适当形式填空)

8 . Not being able to find a travel c________(同伴), he had to go alone.（根据中英文提示填空）

9 . The man talked endlessly, but the teenagers listened to him with ____________(耐心). (根据汉语提示单词拼写)

10 . It is a study based on ____________(观察) of a group of 20 patients. (根据汉语提示单词拼写)