题目

句型转换。 1. Let’s go to school on foot,  _______  ________ ？（完成反意疑问句） 2. She spends an hour reading English every day.（改为同义句）    It _______ her an hour to ________  English every day . 3.I learn English by listening to the radio（对划线部分提问）      ________  _________ you learn English ? 4. Let’s hurry, or we will be late .（改为复合句）    ________we don’t _________ , we will be late . 5. We must plant many trees and flowers in our hometown every year. （改为被动语态）    Many trees and flowers mu分解因式（x+2）（x+4）+x2-4