6、____.18.(2分)Ourcityisclean.(变为一般疑问句)19.(2分)Iseeadoctor.(改为一般疑问句)20.(2分)Iwilldomyhomework.(改为同义句)I________________________domyhomework.21.(2分)One is red and black. the other is________五、读英文句子,选中文翻译(10分)(共1题;共10分)22.(10分)按英汉相应的关系找朋友⑴Allright!________ A.多少钱⑵howm