根据要求进行句型转换    

1. I study English by asking the teachers for help. (对画线部分提问)      

                                 you study English?    

2. It's very hard.I can't understand the words. (将两句合为一句)      

    It's _______ hard _______ me _______ understand the words.    

3. He thinks that watching English movies is a good way to learn English. (同义句转换)      

    He thinks     ____  is a good way to leam English _______ _______ English movies.    

4. It helped a lot. (改为否定句)      

    It      ____  help ________.

5. I don't know how I can learn English well. (同义句转换)     

    I don't know _______                              English well.