搜狗做题网语法题哦
来源：学生作业帮 编辑：搜狗做题网作业帮 分类：英语作业 时间：2024/06/28 17:03:35
But scientists have discovred many other galaxies in the universe. They are a long way away and their light has travelled for many years to reach us. It is hard to understand how large the universe is. 中有什么知识点
解题思路： 如下
解题过程：
But scientists have discovred many other galaxies in the universe. （这个句子的时态为现在完成时。现在完成时的结构为：have\has+动词的过去分词）They are a long way away and their light has travelled for many years to reach us. It is hard to understand how large the universe is.（这个句子使用了固定句型：It's +形容词+to do sth ）.
最终答案：略
解题过程：
But scientists have discovred many other galaxies in the universe. （这个句子的时态为现在完成时。现在完成时的结构为：have\has+动词的过去分词）They are a long way away and their light has travelled for many years to reach us. It is hard to understand how large the universe is.（这个句子使用了固定句型：It's +形容词+to do sth ）.
最终答案：略