按要求改写句子：
①They are some old cities.（改为否定句）
They（）（）old cities.
②Lucy has a friend.（改为一般疑问句）
（）Lucy（）a friend？
③know，you，to，want，du，morning，my，about.（连词组句）
④They usually go to school （at 7:00.）（对括号内句子进行提问）
（）（）do they go to school？
⑤He goes to work by bus.（同义句）
He（）the bus（）work.
1.They aren't any oldcities.2.Does Lucy have a friend?3.Do you want to know about my morning?4.What time do they go to school?5.He take the bus to work.
