句型转换。 1. Mr. Wu went to America by plane. (就画线部分提问) _________ _________ Mr. Wu go to America? 2. It took us 3 hours to go bike riding. (同义句转换) We _________ 3 hours _________ bike riding. 3. He sometimes goes to the library. (就画线部分提问) _________ _________ does he go to the library? 4. You mustn"t talk in the reading room. (改为祈使句) _________ _________ in the reading room. 5. I think. You won"t like the film. (合并成一个句子) I _________ think you _________ like the film.