Can I say,<br/><br/>(a) After breakfast, my parents left for buying / to buy groceries. <br/><br/> I washed the car <u><b>until clean and clear. </b></u><br/><br/><br/><br/>(b) He mopped the floor <u><b>until it turned clean</b></u>. <br/><br/><br/><br/>(c) When his parents woke up, they saw <u><b>the car and the living room was clean</b></u>.<br/><br/><br/>