2021-06-30 16:23 发起提问

2021-06-26 17:14 回答问题

这个短语位置没有特别规定，如：So far the police investigation has drawn a blank.（《牛津词典》）What have you found so far?（《柯林斯英汉双解大辞典》）Research have so far proved inconclusive.（《柯林斯英汉双解大辞典》）基本上时间状语位置也是如此，如：At the age of 20, I left school.I left school at the age of 20.I, at the age of 20, left school.