英语present perfect simple跟past perfect simple 有什么区别?
英语present perfect simple跟past perfect simple 有什么区别?
造句用 past simple and present perfect
present perfect,simple past,请帮忙答题.
用present perfect tense ,simple past tense ,
present perfect simple and present perfect continuous
什么时候该用 present perfect 什么时候该用past simple?
use present perfect or simple past tenses:The
Simple past VS.present perfect PS:耀快~
Present perfect tense和 simple past tense 有什麽区别呢 要羡怎麽用呢 例如这题该
Present perfect tense 和 simple past tense 有什麽区别呢 要羡怎麽用呢 例如这题
Present simple,present continuous,present perfect simple,pre
present perfect continuous和present perfect simple的区别与用法