Rewrite these sentences so that the meaning doesn't change: 1. He often played played the piano at night. ⇒ He used ............................. 2. " Do you like traditional music , Mai ? " Linh asked. ⇒ Linh asked .............................. 3. They must answer these questions carefully. ⇒ These questions .................................. 4. My mother spends three hours doing the housework every day. ⇒ It takes ............................... 5. Because of the heavy rain , we couldn't go to school yesterday. ⇒ We couldn't ...................................... GIÚP MÌNH NHA