I walked across the road as quickly as i could这句话是什么句型?为什么i could_英语解答

I walked across the road as quickly as i could
这句话是什么句型?
为什么i could 在最后出现.
could 在句中是过去时吗?

人气：261 ℃　时间：2020-06-20 16:05:00

解答

这是一个一般过去时,可以说没什么特殊之处,后面的COULD是过去时,因为前面的谓语动词walked是过去时,as quickly as i could 是一个固定搭配