Exercise : * Change the sentences into passive voice : ( ẹoồi caực caõu sau sang theồ bũ ủoọng ) 1. Nam has sold the old clothes for 2 days. ố ---------------------------------------------------------------------------------- 2. Somebody has taken my books away . ố ---------------------------------------------------------------------------------- 3. They have to repair the engine of the car. ố ---------------------------------------------------------------------------------- 4. The teacher is going to tell the story . ố ---------------------------------------------------------------------------------- 5. The engineers have built the building since last month. ố ---------------------------------------------------------------------------------- 6. Nobody has cleaned the lab room > ố ---------------------------------------------------------------------------------- 7. Mai and Peter studied Chinese badly last year . ố -------------------------------------------------------------------------- 8. The boy cant solve this problem . ố ---------------------------------------------------------------------------------- -- 9. Mai is learning Japanese at the moment . ố ---------------------------------------------------------------------------------- -- 10.John will read the novel on Monday . è ------------------------------------------------------------------------------------ . ---------------------------------------------------------------------------------- 5. The engineers have built the building since last month. ố ----------------------------------------------------------------------------------. They have to repair the engine of the car. ố ---------------------------------------------------------------------------------- 4. The teacher is going to