选词填空 cleaning; washing; clean; cooking; sweeping 1.—What’s Mom doing? —She’s __________the clothes. 2. —Is he ________dinner? —No, he isn’t. He’s washing the dishes. 3. —Who’s ________ the windows? —Sam is. 4. We are ___________ the floor. 5. —Can you ________ the desk? —Yes, of course.