按要求完成句子。

1. I hope I can forget all my problems.(变成同义句)

    I hope________ ________ all my problems.

2. He often helps his brother to study English.(变成同义句)

    He often________ his brother________ his English.

3.1 have been to the Great Wall.(改为一般疑问句)

    ________you________ ________the Great Wall?

4. The teacher asked the boys to finish the homework ontime.(改为被动语态)

    The boys________ finish the homeworkon time by the teacher.

5. To make a pumpkin lantern is very interesting.(改为it作主语)

    It is very________ a pumpkin lantern.