I课文原文及译文Grammar语法Simple past tense and present perfect tense 一般过去时和现在完成时There are some differences between the simple past tense and the present perfect tense. 一般过去时和现在完成时之间有一些不同之处。. We use the simple past tense to tell what happened in the past.我们用...
Using past and present tenses in research writingYateendra Joshi
Passive voice in the simple present and past tenses一般现在时和一般过去时的被动语在 absisusad,明显的,显然的We use the active yoice when it is important to knw, who rerforms t 例:I know you don't like her bu wtions yuu to make it so pbviouw自你不喜欢她,但尽景别友巨是那么明是。Va...
Lecture 8 Present Tenses and Past Tenses (现在时态和过去时态) --倪锦诚 Part 1 Present tenses (现在时态) This part helps you to: Tell apart the present simple tense from present continuous verb forms; 辨别一般现在时与现在进行时的动词形式; Use present tense verbal forms to talk about timeless...
tenses. (Because will is hard to accept as a present-tense element, I will frequently refer to the non-past/past distinction, rather than the present/past distinction.) Some languages (e.g., Mandarin) lack overt tense markers, and even in English ...
教材原文课文翻译Passive voice in the simple present andpast tensesWe use the active voice when it is important to know当知道谁执行了动作很重要时,我们使用主动语态。who performs the action.Volunteer doctors do operations on the plane.志愿者医生在飞机上做手术。We use the passive voice when我们使用...
englishpage.com Verb Tense Exercise 17Present and Past Tenses Using the words in parentheses, complete the text below with the appropriate tenses, then click the "Check" button to check your answers. Lars:Excuse me, which movie are you waiting for?
Simple past tense and present perfect tense一般过去时和现在完成时There are some differences between the一般过去时和现在完成时之间有一些simple past tense and the present perfect区别。tense.. We use the simple past tense to tell what我们使用一般过去时来讲述过去发生happened in the past.的事情。Daniel...
writing discussion when the topic of tenses came up. Other members of the group were surprised that a book we were discussing was written in the present tense – as in “she walks across the room” and “he opens the fridge.” In mainstream fiction, use of the present tense is pretty ...
In this week's episode of Everyday Grammar we're going to help you understand the difference between the simple past and the present perfect. English learners often confuse these two verb tenses. Let's start with an example. Can you t...