作业帮求现在完成时的一般句型和特殊用法,谢谢!
来源：学生作业帮 编辑：拍题作业网作业帮 分类：英语作业 时间：2024/05/22 23:31:40
求现在完成时的一般句型和特殊用法,谢谢!
特殊用法一：常见的不确定的时间状语：recently,lately ;just,already,yet,up to now; till now; so far,these days,Has the rain stopped yet?So far this term,she has read fifty world -famous books.特殊用法二：表示“最近几世纪/ 年/ 月以来……”时间状语中,谓语动词用现在完成时.in the past /last+一段时间; during the last three months; for the last few centuries,through centuries; throughout history 等 特殊用法三：表示“第几次做某事,It/This/ That is the first/second/…time (that)…”或在 “It is the best (worst,most interesting ) +名词＋that” 后面跟现在完成时.This is my second time that I have visited the Pyramids of Egypt.This is the most interesting book I have ever read.