两个问题
1、"Mary goes to visit her grandparents one time a month."是否正确?为什么?(“one time"意思为“一次”) 2、"see"的用法及意义。
1.一次用:once两次用:twice三次及以上才用:threetimes,fourtimes...... e:vt,(1)看到,参观,查看,看出,看见;(2)了解,领会,明白,知道
答:Bob goes to school by train and Mary goes to school by subway详情>>
答:详情>>