Lec 16: Interactions of EM Waves with Perfect Conductors | 8.03 Vibrations and Waves (Walter Lewin)
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Past Simple and Past Perfect - Tenses in English
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23 Aug 2019
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 Просмотры · 29 Nov 2019
engVid
112 Просмотры · 16 Oct 2019
engVid
66 Просмотры · 16 Oct 2019
engVid
66 Просмотры · 15 Oct 2019
engVid
23 Просмотры · 15 Oct 2019
engVid
20 Просмотры · 15 Oct 2019