The video owner has disabled playback on external websites.

This video is no longer available on YouTube.

This video cannot be played right now.

Watch on YouTube

解锁AI学习工具

注册即可使用强大工具，帮助你从每个视频中更快地学习。

场景解析 短语猎手 词卡复习 跟读练习 语音回放
免费注册
B1 中级 英语 5:56 Educational

Present Perfect – Grammar & Verb Tenses

Ellii (formerly ESL Library) · 2,138,638 次观看 · 添加于 2 个月前

学习统计

B1

CEFR 等级

5/10

难度

字幕 (67 片段)

00:02

ESL Library

00:07

Present Perfect

00:11

What are verb tenses?

00:13

Verb tenses show if an action takes place in the past, present, or future.

00:21

The present perfect is a verb tense.

00:24

We use the present perfect tense for two reasons.

00:28

The present perfect can show a finished past action.

00:32

It doesn't show when this action took place.

00:35

For example: I have been to Australia.

00:41

The present perfect can also show a continuing action.

00:45

It shows an action that started in the past and continues to the present.

00:50

This action might continue into the future too.

00:54

For example: I have lived in Toronto for two years.

01:03

The present perfect is formed with the auxiliary verb

完整字幕可在视频播放器中查看

用练习题学习

从这个视频生成词汇、语法和理解练习

词汇与语法 理解测验 雅思考试 写作练习
注册开始练习

评论 (0)

登录后评论
还没有评论。成为第一个分享想法的人！

注册解锁全部功能

追踪进度、保存词汇、练习题目

免费注册 登录

相关视频

Mufasa: The Lion King - Full 2D Animated Trailer (Reimagined) | Never-Before-Seen Scenes

B1 4:16

Nouns: Gender | English Grammar & Composition Grade 3 | Periwinkle

B1 3:11

The Funniest Golden Globes Acceptance Speeches Of The Past 25 Years | TODAY Original

B1 5:17

Fold and Cut Theorem - Numberphile

B1 9:31

An Introduction: the SCOTTISH accent!! | Scottish Culture 🏴󠁧󠁢󠁳󠁣󠁴󠁿 🇬🇧

B1 9:19
Ellii (formerly ESL Library)

Ellii (formerly ESL Library)

免费开始学语言

免费注册