1. I need your help. (改为否定句) 　　
    I ________ ________ your help. 　　
2. We go straight down the hall. (改为祈使句) 　　
    ________ ________ ________ down the hall. 　　
3. He wants to write a letter to his family. (改为同义句) 　　
    He wants to ________ ________. 　　
4. He went to see his friend yesterday. (改为一般疑问句) 　　
    ________ he ________ to see his friend yesterday? 　　
5. — Were you in your office just now? (作肯定和否定回答) 　　
    — Yes, I ________.
    — No, I ________.

1. Meimei has to look after her little brother at weekends. (改为一般疑问句) 　　 
    ________ Meimei ________ to look after her little brother at weekends? 　　
2. Both he and his deskmate have passed the exam. (改为否定句) 　　
    ________ he nor his deskmate ________ passed the exam. 　　
3. Let us stop and have a rest, ________?(完成反意疑问句) 　　
4. We have fine weather today. (改为感叹句) 　　
    ________ ________ weather we have today! 　　
5. They are asked to write a diary in English every other day. (就划线部分提问) 　
　________ ________ are they asked to write a diary in English? 　
6. Didn't they tell you about it? (改为被动语态) 　
　________ you ________ about it? 　
7. Will the 29th Olympic Games be held in Beijing? Could you tell me? (合并成含有宾语从句的复合句) 　　
    Could you tell me ________ the 29th Olympic Games ________ be held in Beijing?

1. They're used for seeing in the dark. (改为否定句) 
    They                           for seeing in the dark.
2. Liu Weidong wanted to make Xiaoyu happy. (改为一般疑问句)
                 Liu Weidong              to make Xiaoyu happy?
3. The potatoes are too salty. (改为感叹句) 　
                               the potatoes are!
4. Chinese people invented the abacus in the sixth century. (改为被动语态)
    The abacus                           in the sixth century              Chinese people.
5. Jim can clean up parks on Sundays. (就划线部分提问) 
                              Jim clean up parks?
6. We had a great time in Hong Kong last summer. (改为同义句) 
    We                           in Hong Kong last summer.
7. The children have never seen an Indian film,                           (完成反意疑问句)