1. It started about two days ago. (对划线部分提问) 
                               it start?
2. You are not quiet. I think.（合成一句） 
    I                           that you              quiet.
3. Something is wrong with my stomach. (同义句转换)
    I have                           .
4. What's wrong with you? (同义句转换)
    What's                            with you?
5. improving, stressed out, I'm, my, English, because, isn't    (连词成句) 
                                                                                                        

1. She has to do the washing every day. (改为一般疑问句)
    _________ she _________ to do the washing every day?
2. She has a backache. (对画线部分提问)
   What's _________ _________ with _________?
3. He should lie down and rest. (改为否定句)
   He _________ _________ lie down and rest.
4. I had some fruit this morning. (改为否定句)
   I _________ _________ _________ fruit this morning.
5. I visited my friends in Beijing twice a month last year. (就画线部分提问)
    _________ _________ did you visited your friends in Beijing last year?
6. Miss Brown usually gets to school on foot. (改为同义句)
    Miss Brown usually _________ _________school.
7. She usually watches TV on weekends. (就画线部分提问)
    _________ does she usually _________ on weekends?
8. I'm not improving my English. I think. (合并成一句)
    I _________ _________ I _________ _________ my English.