3、________________________________________________________⑤People use metal(金属) for making machines.______________________________________________________________________⑥Wheredopeopleplantthetrees?___________________________________________________________
4、___________2.一般过去时:主语+be(was/were)+过去分词done+其它把下列句子改为被动语态 ①The wind blew down the big tree last night.______________________________________________________________________②MysistertookthesephotosontheGreatWall.____________________________________________
8、g_________________________________________tomorrow.4.含情态动词:主语+情态动词+be(不变形)+过去分词done+其它把下列句子改为被动语态①AmycantakegoodcareofTina.______________________________________________________________________②You can find a lot of