句型转换。

1. We learn English by watching English-language videos. (就画线部分提问)

                    you learn English?

2. Have you ever read the novels by Mark Twain? (作否定回答)

    No, I        .

3. I have been learning English for six years. (就画线部分提问)

                         you        learning English?

4. I don't know how I can spell new words. (改为简单句)

    I don't know               new words.

5. Why don't you keep an English notebook? (改为同义句)

    Why        an English notebook?