现在完成时的结构为:主语 + have/has + 过去分词。动词"eat"的过去分词是"eaten",因此根据不同的主语人称:- 第三人称单数(he/she/it)用 has eaten- 其他人称(I/you/we/they)用 have eaten问题的要求是给出"eat"的现在完成时形式,答案简写为 has/have eaten 即可覆盖所有使用场景,符合语法规范。反馈...
试题来源: 解析 True 现在完成时的结构为“have/has + 过去分词”。“I eat”的一般现在时的主语是“I”,对应现在完成时应用“have”。“eat”的过去分词是“eaten”,因此“I have eaten”是“I eat”的正确现在完成时形式,故判断为正确。反馈 收藏 ...
现在完成时(Present perfect tense)基本概念 Present perfect tense (现在完成时) 项目 内容 备注 概念 ◇表示一个过去发生的动作对现在产生的结果和影响。(有的语法书上称之为现在完成时的“完成用法”。) Eddie has eaten my food. (Eddie ate the food and now Hobo has nothing to eat.) ◇表示一个从过...
Exercises - Present Perfect SimpleFill in the correct form of the present perfect simple as in the examples. Dan has worked in that company for 12 years. (work) Have you heard the news? (hear) The boys have never eaten sushi. (eat) Daniel ___ that video clip at least twenty times...
The present perfect tense is an English verb tense used for past actions that are related to or continue into the present, such as ongoing actions or changes over time. You can recognize the present perfect tense by the auxiliary verbs (or helper verbs) have and has. Example: I have gone...
试题来源: 解析 She has eaten lunch. 要使用现在完成时,结构为“have/has + 过去分词”。动词“eat”的过去分词是“eaten”。因此,选择一个主语(如“She”),加上“has eaten”和宾语(如“lunch”),即可构成符合要求的句子。题目完整且无歧义,答案成立。反馈 收藏 ...
eat. )We also use the present perfect tense to talk about我们也用现在完成时谈论到现在为止,一个how many times an action has happene d till now.动作发生过多少次了。I have already rea d this book many times.我已经读过这本书很多次了。We make positive statements in the present perfect我们像...
Present perfect tense (现在完成时) 项目 内容 备注 概念 ◇表示一个过去发生的动作对现在产生的结果和影响。(有的语法书上称之为现在完成时的“完成用法”。) Eddie has eaten my food. (Eddie ate the food and now Hobo has nothing to eat.) ...
英语语法分析现在完成时ThePresentPerfectTense 过去分词workedplayedhoped lived stoppedtripped studiedworried 不规则动词的过去式以及过去分词巧记规律 •AAA:put–put–putlet—let–let•ABA:become—became—become•ABB:stand—stood—stood•ABC:eat—ate—eaten 英语语法分析现在完成时ThePresentPerfectTense AA...
We use the present perfect tense to talk about an action我们用现在完成时谈论发生在that happened in the past and has a connection with the过去并和现在有联系的动作。present.Eddie has just eaten Hobo's food.埃迪刚刚吃了霍波的食物。(Eddie ate the food, and now Hobo has nothing to eat. )(...