根据句意及词首字母完成单词。

1．Jack is good at math and physics, and he wants to be a s____________ in the future．

2．Everyone in Class2 went to the movie e_________ Dave yesterday afternoon． 

3．Allen got injured in the a____________ yesterday．

4．I always get n____________ when I answer the teacher’s questions．

5．I’m very happy to have a c________ to visit the Great Wall next week．