试题详情
完成句子-改写句子 适中0.65 引用2 组卷159
Tom has been to the US before. (改为否定句)
Tom ________ ________ to the US before.
20-21八年级下·全国·单元测试
知识点:beenhasn't助动词have否定句 答案解析 【答案】很抱歉,登录后才可免费查看答案和解析!