1 . He’s a lonely old man who only has his dog to keep him c________. They give each other comfort and warmth. (根据首字母单词拼写)

2 . They are trying to provide _____(证明) for their arguments. (根据汉语提示单词拼写)

3 . While wolves are dangerous animals, they are regarded as a _______(象征) of bravery and courage by some people. (根据汉语提示单词拼写)

4 . There is no _______ (证据) that he is the man to blame. (根据汉语提示单词拼写)

5 . More and more people choose to shop in a supermarket as it offers a wide v________ of goods. （根据首字母单词拼写）

6 . We’ll do something to make a __________________ to environment. （根据句意填空）

7 . We are looking forward to living in h____________ with all wildlife.(根据首字母单词拼写)

8 . The library is a useful ___________(来源)of information. （根据汉语意思填空）

9 . According to rules of our school, teachers are supposed to make a ________(总结) of their teaching every day.(根据汉语提示单词拼写)

10 . All children should be encouraged to realize their full________(潜力). （根据汉语提示单词拼写）