I can answer the question. The question can be answered by me. She would carry the box. The box would be carried by her. You should open the window. The window should be opened by you. We might play cards. Cards might be played by us. You ought to wash the car. The car ought to be washed by you He must fill in the form. The form must be filled in by him. They need not buy bread. Bread need not be bought by them. He could not read the sentence. The sentence could not be read by him. Will the teacher test our English? Will our English be tested by the teacher? Could Jenny lock the door? Could the door be locked by Jenny?