1. He ___________ (get) up at six o'clock.
2. He ___________ (study) hard.
3. Danny sometimes ___________ (go) to school by bike.
4. The earth ___________ (go) around the sun.
5. It seldom ___________ (rain) here in summer.
6. My shirt ___________ (be) dirty. And it ___________ (need) washing.
7. A bird ___________ (fly) with wings.
8. Mike always ___________ (help) the old man.
9. We ___________ (start) school today.
10. Dad doesn't ___________ (like) butter and cheese.
11. Miss Liu ___________ (teach) us English.
12. His father ___________ (do) housework, his mother ___________ (work) in an office.
13. The sun ___________ (rise) in the east.
14. Mary usually ___________ (get up) early in the morning.
15. ___________ the rabbit ___________ (jump) high?  Yes, it ___________.

1. He has a brother and a sister.（改为一般疑问句）     
                he             any brothers or sisters?       
2. Open the window.（改为否定句）
                              the window. 
3. She is watching cartoons at home now.（改为一般现在时）
    Sometimes she                          at home. 
4. Jim is good at PE.（改为同义句）   
    Jim                         in PE. 
5. We saw a play last Sunday. （用tomorrow替换last Sunday）   
    We are                            see a play tomorrow. 
6. 秋天是北京最好的季节。（汉译英）   
    It's the                          in autumn in Beijing.

1. It is very far from here. (改成一般疑问句) 
                                                                                    
2. Eight plus thirteen                  (等于) twenty-one. 
3. I understand what you said. (改为否定句)  
                                                                                    
4. I want to buy a new bike. (对画线部分进行提问)
                                                                                    
5. Li Ming fell in the mud. (改为一般现在时的句子)
                                                                                    

1. Jim is playing basketball now. (改成否定句)
    Jim ___________ playing basketball now.
2. There are some books on the desk. (改成一般疑问句)
    ___________ there ___________ books on the desk?
3. Is Linda watching TV in her room? (作否定回答)
    No, ___________ ___________.
4. The students are singing under the tree. (对画线部分提问)
    ___________ are the students ___________ under the tree?
5. The little girl is talking to her mother. (对画线部分提问)
    ___________ is the little girl ___________ to?
6. Mary is watching TV now. (用every evening改成一般现在时)
    Mary ___________ TV every evening.