句型转换.按要求改写下列句子.
1.The boy paid （three dollars） for the lost book yesterday.（就括号部分提问）
_________ _________ _________ the boy _________ for the lost book yesterday?
2.The woman was friendly to us and so was the man.（同义句改写）
The woman was friendly to us and the man _________ _________ _________ _________ _________.
3.I'd （introduce myself） if I want to friends with a new student.（就括号部分提问）
_________ _________ _________ _________ if you want to be griends with a new student?
4.The policeman found nothing in his inside pocket.（改为同义句）
The policeman _________ _________ _________ in his inside pocket.