同义句改写。 1. The hospital was built by the villagers. The hospital was_________ _________ by the villagers. 2.The rubbish has a terrible smell. The rubbish _________ _________ . 3.He left his school at 5:00 and got home at 5:20. It _________ him twenty _________ _________ get home. 4.Can we leave our bikes here ? _________ our bikes here? 5.He isn’t free enough to be with us these days . He is _________ _________ _________ he _________ be with us these dys . 6.Learning English well is important . _________ is important _________ _________English. 7.I haven’t got any letters from my rother since last month. No _________ have been _________ _________ me since last month