题目内容：
This practice occurs when a company advertises at a very low price on a
参考答案：
答案解析：
填空题：This practice occurs when a company advertises at a very low
- 题目分类：中级
- 题目类型：填空题
- 查看权限：VIP
第(21)处填写
第(21)处填写A．risk B．chance C．worry D．difficulty
第(20)处填写
第(20)处填写A．hoped B．wanted C．expected D．prepared
According to the writer, a problem with written communicatio
According to the writer, a problem with written communication is thatA．the messa
实际长度为100m，1：500的地形图上的长度为（ ）mm。
实际长度为100m，1：500的地形图上的长度为（ ）mm。A．20 B．50 C．200 D．500
请在12处填写正确答案。
请在12处填写正确答案。A．off. B．on. C．without. D．with