1．We study English together.（根据A句完成B句，使两句意思相近） ________ ________ English together. 2．The man in the white car is his father.（对划线部分提问） ________ ________ is his father? 3．She read the book under the tree yesterday afternoon（改成一般疑问句） ________ she ________ the book under the tree yesterday afternoon? 4．He has to work for ten hours every day.（对划线部分提问） ________ ________ ________ he ________ to work every day? 5．A．The doctor can do nothing to help the boy.（根据A句完成B句，使两句意思相近） B．The doctor ________ ________ ________ to help the boy.