网络现在完成进行时态;现在完成进行时 网络释义
◆ When we talk about situations or actions that went on over a past period of time but finished at a particular point in time before now, we don’t use the Present Perfect Continuous.◆ 表示在过去的一段时间内持续进行的情况或活动，但在现在之前的某个特定时间点已经完成，不使用现在完成进行时...
Present perfect continuous 是用来描述过去开始并持续到现在的动作或状态,常用于强调动作的延续和重复,或者表示一个动作或状态一直持续到现在并可能会继续下去的情况。它的结构是 “have/has + been + 现在分词(动词 + ing)”。在使用时需要注意与时间状语的连用,以及根据动作或状态是否已经停止选择适当的时态。 当...
past continuous:i was reading newspaper at 7o'clock yesterday. present continuous:i am reading newspaper now. present perfect continuous:i have been learning english for 2 years. present simple:i like cats. past simple:i went to school yesterday. present perfect:i have finished my homework.反馈...
原文呈现 名师圈点 Present perfect continuous ①roar/r5:(r)/n.[C]咆哮 1略,详见教材第86页。 吼叫;(风或海的)呼啸声 2 Complete the passage with the correct form of the verbs in (机器的)隆隆声vi.吼叫 brackets. I' have been hearing (hear) a strange sound for a while. It's a deep,...
1.present perfect continuous tense 的定义与构成 2.present perfect continuous tense 的用法 3.present perfect continuous tense 的例句 正文 一、present perfect continuous tense 的定义与构成 现在完成进行时(Present Perfect Continuous Tense)是英语语法中的一种时态,用来描述从过去某个时间开始一直持续到现在并仍...
3. building.考查句意和时态.根据句意"我和昆士兰大学的一个小组在造一辆新车.",可知要填的词为"build建造",表示从过去一直到现在,所以用现在完成时态.故填building.4. writing.考查句意和时态.根据句意"你一直在写一本关于太阳能汽车的书.",可知要填的词为"write 写",表示从过去一直到现在,所以用现在...
英语现在时态 现在时态分为四种，分别是现在一般时（present simple）、现在进行时（present continuous）、现在完成时（present perfect）、现在完成进行时（present perfect continuous）。一、现在一般时（present simple）现在一般时大体可分为三种应用场景，分别常态、瞬态或零态，以及表示将来。分别详述如下：1、常态【...
区分两者，记住核心在于时态指向的动作是否完成。完成的动作使用present perfect，而持续进行中的动作则使用present perfect continuous。举个例子，如果你刚结束了一个会议并返回办公室，你会说"I have just finished the meeting"，这是present perfect的用法，表明会议已完成。反之，如果你还在处理会议中的...
Let's talk a little bit about when to use the present perfect continuous. There are three situations where you can use this verb conjugation when you're speaking English. The first situation is when you talk about something that started in the past and is still happening right now. If I ...