按要求转换句型。 1. The book is too difficult for me to read.(改为同义句) The book is ________difficult ________ I________ read________. The book is not________ ________ for me to read. 2. They live in Beijing for about 12 years.(就画线部分提问) ________ ________ do they ________ in Beijing? 3. I saw her play when l was five years old.(改为同义句) I saw her play________ ________ ________ ________ ________. 4. He didn't go to school because he was ill yesterday. (改为同义句) He didn't go to school ________ ________ his illness yesterday 5.We saw that they were playing football.(改为同义句) We saw________ ________football.