I HAVE vs I HAVE BEEN (Present Perfect vs Present Perfect Continuous ) | English Grammar Lesson
0:51
YouTubeLearn English | Let's Talk - Free English Lessons
I HAVE vs I HAVE BEEN (Present Perfect vs Present Perfect Continuous ) | English Grammar Lesson
Stop confusing "I have" and "I have been" forever! Learn the exact difference between Present Perfect and Present Perfect Continuous tenses with clear examples that will end your confusion instantly. This quick English grammar lesson explains these tricky tenses in under 60 seconds. Perfect for intermediate English learners who struggle with ...
已浏览 21.8万 次1 个月前
短视频
Calculus 1 Lecture 1.4: Continuity of Functions
1:26:51
已浏览 71.8万 次
Calculus 1 Lecture 1.4: Continuity of Functions
Professor Leonard
Calculus - Continuous functions
8:45
已浏览 35.1万 次
Calculus - Continuous functions
MySecretMathTutor
Calculus Videos
Understand Calculus in 35 Minutes
36:22
Understand Calculus in 35 Minutes
YouTubeThe Organic Chemistry Tutor
已浏览 489.3万 次2018年9月10日
You Can Learn Calculus 1 in One Video (Full Course)
5:22:16
You Can Learn Calculus 1 in One Video (Full Course)
YouTubeThe Math Sorcerer
已浏览 22万 次2019年11月2日
Calculus 1 Lecture 1.1: An Introduction to Limits
1:27:26
Calculus 1 Lecture 1.1: An Introduction to Limits
YouTubeProfessor Leonard
已浏览 348.4万 次2012年8月22日
热门视频
Present Tenses in English: Simple, Continuous, Perfect, and Perfect Continuous Examples! #tenses
0:07
Present Tenses in English: Simple, Continuous, Perfect, and Perfect Continuous Examples! #tenses
YouTubeEnglish Grammar Here
已浏览 21万 次2024年11月4日
Past Continuous Tense Explained | 6 Simple Sentences + Easy Formula | Learn English Grammar Fast!
0:08
Past Continuous Tense Explained | 6 Simple Sentences + Easy Formula | Learn English Grammar Fast!
YouTubeEnglish Grammar Here
已浏览 6万 次6 个月之前
Present Simple VS Present Progressive (present continuous)
2:29
Present Simple VS Present Progressive (present continuous)
YouTubeBlack Screen English
已浏览 11.4万 次2022年5月8日
Limits and Continuity
Limits and Continuity
19:18
Limits and Continuity
YouTubeThe Organic Chemistry Tutor
已浏览 236.4万 次2018年2月22日
The BEST explanation of Limits and Continuity!
7:18
The BEST explanation of Limits and Continuity!
YouTubeFarFromStandard
已浏览 100.6万 次2010年7月7日
14.2: Limits and Continuity
34:42
14.2: Limits and Continuity
YouTubeAlexandra Niedden
已浏览 9.3万 次2019年9月19日
Present Tenses in English: Simple, Continuous, Perfect, and Perfect Continuous Examples! #tenses
0:07
Present Tenses in English: Simple, Continuous, Perfect, and Perfect …
已浏览 21万 次2024年11月4日
YouTubeEnglish Grammar Here
Past Continuous Tense Explained | 6 Simple Sentences + Easy Formula | Learn English Grammar Fast!
0:08
Past Continuous Tense Explained | 6 Simple Sentences + Easy Formu…
已浏览 6万 次6 个月之前
YouTubeEnglish Grammar Here
Present Simple VS Present Progressive (present continuous)
2:29
Present Simple VS Present Progressive (present continuous)
已浏览 11.4万 次2022年5月8日
YouTubeBlack Screen English
"Past Continuous Tense Structure: Positive, Negative, & Questions Explained"
0:05
"Past Continuous Tense Structure: Positive, Negative, & Questions E…
已浏览 8903 次10 个月之前
YouTubeMedical Professor
Past Continuous Tense – Interrupted Actions in the Past Explained! | Teachonic
1:08
Past Continuous Tense – Interrupted Actions in the Past Ex…
已浏览 135 次8 个月之前
YouTubeTeachonic
Instagram
0:10
Instagram
已浏览 32.9万 次1 个月前
Instagramexplains._everything
3 versions of Team Jinu in the continuous singing challenge to find friends!
0:55
3 versions of Team Jinu in the continuous singing challenge to fi…
已浏览 398.9万 次4 周前
YouTubeGame9bit
0:55
3 versions of Jinu in the continuous singing challenge to find teammat…
已浏览 68.8万 次1 个月前
YouTubeGame9bit
0:55
Rumi, Otamatone Rumi, and Otamatone Jinu in the continuous …
已浏览 27.5万 次1 个月前
YouTubeGame9bit
0:43
Team Rumi Young vs Team Rumi Old in the continuous singing chal…
已浏览 1亿 次2 个月之前
YouTubeGame9bit
0:10
Real Engineerings | Engineering & Technology & Gadgets & DIY on I…
已浏览 215.7万 次3 周前
Instagramrealengineerings
0:24
continuous lorry drivers
已浏览 266.1万 次2 周前
YouTubeTrinadh Facts For You
0:43
2 versions of Team Rumi in the continuous singing challenge to r…
已浏览 151.2万 次1 个月前
YouTubeGame9bit
0:41
Rumi Young vs Rumi Old in the continuous singing challenge, whi…
已浏览 5612.5万 次1 个月前
YouTubeGame9bit
0:55
Princess Rumi and two versions of Jinu in the continuous singing cha…
已浏览 6万 次1 周前
YouTubeGame9bit
0:40
B. Saja and friends in the challenge of continuous singing to escape t…
已浏览 19.9万 次1 周前
YouTubeGame9bit
0:58
Toronto Maple Leafs on Instagram: "Our ReconciliAction plan and jou…
已浏览 19.3万 次1 个月前
Instagrammapleleafs
1:00
Continuous Bladder Irrigation (CBI) How and Why
已浏览 2123 次2021年11月5日
YouTubeMCG Urology
0:30
How billets are produced by CCM | Continuous Casting Work proces…
已浏览 5626 次2023年5月13日
YouTubeAlex-MeltCast Foundry Machinery
观看更多视频
静态缩略图占位符