Writу the sentences in past simple tense: 1. land is a limited resource. 2. there are different land use is¬sues. 3. misuse of land leads to several problems. 4. the advantage includes people's benefit. 5. bottom-up planning means active par¬ticipation of land users. 6. land use policy depends upon the com¬peting demands for land. 7. physical aspects involve natural resource management.