Pain is the feeling of unhappiness that you have.定语从句的先行词是什么?that you have 修饰【the feeling of unhappiness】还是【unhappiness】the feeling of unhappiness 这里是同位语对吧?
An estimated one million people crowded the Sydney Harbor, as Australia's largest city began the new year with a memorable fireworks celebration.这里as引导的是时间状语从句吗?(来自aoc慢速英语)
下面这个句子中,recommend后的宾语从句怎么用了陈述语气呢?If a tooth feels very loose, your dentist may recommend that it’s taken out. 根据语法,recommend表示“建议”时,后面接的宾语从句不是应该用虚拟语气(should+动词原形)吗?这里怎...