1 . Does anyone volunteer ________(take) the chance to help those in need. （用所给词的正确形式填空）

2 . You need to ________(注册) before you come inside the library. (根据汉语提示单词拼写)

3 . The team was going to ________(探索) the wild mountain lying in the west. (根据汉语提示单词拼写)

4 . It is far easier to ________ ________ ________ (做出精确的预测) from lots of tests rather than just one.（根据汉语提示完成句子）

5 . We are ready to s________on the sea. (根据首字母单词拼写)

6 . 如果我们尽力回收废物，我们可以减少污染，保护自然资源。
If we try our best to____________the wastes, we can reduce pollution and conserve natural____________.

7 . The villagers living in the mountainous area have to walk miles to ________(去拿来) water. (根据汉语提示单词拼写)

9 . They decided to ________(原谅) one another and try to rebuild their relationship. (根据汉语提示单词拼写)

10 . It’s recorded that it took Christopher Columbus more than two months to s______ across the Atlantic Ocean in 1492. (根据首字母单词拼写)