Lec 16: Interactions of EM Waves with Perfect Conductors | 8.03 Vibrations and Waves (Walter Lewin)
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59 Vues · 29 Nov 2019
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Past Simple and Past Perfect - Tenses in English
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10 Vues·
23 Aug 2019
Dans
Les langues / Grammaire Anglaise
http://www.engvid.com Learn how to use the past perfect and past simple tenses together in English. I'll teach how you can show what order events happened in when talking about your day by using these tenses correctly. And go to http://www.engvid.com/past-simple-past-perfect/ to take the quiz!
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Lec 16: Interactions of EM Waves with Perfect Conductors | 8.03 Vibrations and Waves (Walter Lewin)
MITCourses
59 Vues · 29 Nov 2019
engVid
112 Vues · 16 Oct 2019
engVid
66 Vues · 16 Oct 2019
engVid
66 Vues · 15 Oct 2019
engVid
20 Vues · 15 Oct 2019