题目内容：

根据句意和首字母提示，将单词的正确形式写在题中相应的横线上.

1.There’s nothing in this box. Look, it’s e______________.

2.You’d better to keep your v______________ down when talking in public.

3.Bella can speak two l__________, French and Chinese.

4.Jack is the tallest o__________ the three students.

5.It is reported that two men were killed in a car a__________ early this morning.