试题详情
单项选择 较难0.4 引用3 组卷318
The river that is seriously polluted is________ danger to the villagers.
A.aB.anC.theD./
16-17九年级·全国·单元测试
知识点:a/an的区别不定冠词表泛指 答案解析 【答案】很抱歉,登录后才可免费查看答案和解析!