1China is a large country with a history _of_over 5,000 years. a about b on c for d of 改为同义句 There was once a fatory near sunshine river. __There_ _used__ _to__ _be_ a factory near sunshine river. Suzhou has changed a lot in the past ten years. Great changes have __taken__place__ in suzhou in the past ten years. there is a poat office in the centre of the town . there is a post office __in__ _the__ _middle__ _of_ the town.
