按要求进行句型转换，每空一词。

1. My father stayed there for two weeks. (对划线部分提问)

    _______ _______ _______ your father _______there?

2. Jack often goes swimming. (用last year 改写句子)

    Jack often _______ swimming _______ _______.

3. Li lei is the tallest boy in his class. (改为同义句)

    Li lei is ________ than ________ ________ boy in his class.

4.They both study very hard. (改为同义句)

    ________ of ________ study very hard.

5. He had a bad cold. (改否定句)

    He _______ ________ a bad cold.

6. Her mother shops once a week. (对划线部分提问)

    ________ ________ ________ her mother _______?

7. Why don't you ask the teacher? (同义句)

    Why _______ ________ the teacher?