根据汉语意思，完成句子。

1. 我想给家里写信. 　　　

    I want to ___ ___. 　　

2. 你什么时候到家? 　　　

    When do you ___ ___? 　　

3. 该吃晚饭了. 　　　

    It is time to ___ ___. 　　

4. He can spell his name. (改为一般疑问句,并做否定回答) 　　　

    ___ he ___ his name? ___, he ___. 　　

5. I want to take some books to the classroom. (改为否定句) 　　　

    I ___ want to take ___ books to the classroom.