按括号内中文提示完成下列各句。

1. He usually comes to school _____ _____. (骑车)

2. I often _____ my mother _____ the room. ( 帮助……打扫)

3. They're going to _____ some farmers _____ the apple harvest. ( 帮助……做)

4. A: Would you like to come to my birthday party tomorrow?

    B: _____, _____ _____ _____. ( 我很愿意)

5. I think eating too much is _____ _____ _____ _____. ( 对你的健康有害)

6. They're enjoying _____ _____ _____. ( 住在北京)