STD and STD Symptoms
10:17
YouTubePositiveSingles.com
STD and STD Symptoms
What is an STD? What are the symptoms of STDs? How do STDs spread? How to prevent STDs? Common types of STDs: herpes(HSV-1, HSV-2), HPV, HIV, Hepatitis(A, B, C),Chlamydia, Thrush, Syphilis, Gonorrhea.Symptoms of those STDs: herpes symptoms, HIV symptoms, HPV symptoms, chlamydia symptoms, thrush symptoms, syphilis symptoms etc. Check more: http ...
已浏览 84.4万 次2015年4月2日
English Grammar Lessons
Basic English Grammar Course for Beginners | 37 Lessons | Learn with Esther
5:27:11
Basic English Grammar Course for Beginners | 37 Lessons | Learn with Esther
YouTubeShaw English Online
已浏览 285.8万 次2021年10月20日
Learn ALL 16 TENSES Easily in under 30 Minutes - Present, Past, Future, Conditional
28:32
Learn ALL 16 TENSES Easily in under 30 Minutes - Present, Past, Future, Conditional
YouTubeEnglish with Lucy
已浏览 455.1万 次2022年7月29日
Basic English Grammar Lessons 101: Rules for Beginners
13:45
Basic English Grammar Lessons 101: Rules for Beginners
YouTubeTakeLessons
已浏览 85.5万 次2019年4月11日
热门视频
Doctor explains the Symptoms and Stages of SYPHILIS (STI)
5:00
Doctor explains the Symptoms and Stages of SYPHILIS (STI)
YouTubeDoctor O'Donovan
已浏览 47.8万 次2023年7月12日
What are the Most Common #STIs/STDs and Their Symptoms? Plus How to Get Tested Fast, At Home
4:59
What are the Most Common #STIs/STDs and Their Symptoms? Plus How to Get Tested Fast, At Home
YouTubeLetsGetChecked
已浏览 23.4万 次2017年8月25日
What are STDs? #FactCheck
2:18
What are STDs? #FactCheck
YouTubeAMAZE Org
已浏览 37.9万 次2017年7月6日
Common English Grammar Mistakes
7 Most Common English Grammar Mistakes + TEST - Do you make these mistakes?
18:22
7 Most Common English Grammar Mistakes + TEST - Do you make these mistakes?
YouTubeAccurateEnglish
已浏览 346.4万 次2020年5月22日
50 MOST COMMON MISTAKES in English Grammar - Error Identification & Correction
22:50
50 MOST COMMON MISTAKES in English Grammar - Error Identification & Correction
YouTubeLearn English Lab (Free
已浏览 236.4万 次2017年10月13日
15 Most Common English Grammar Mistakes
23:30
15 Most Common English Grammar Mistakes
YouTubePOC English
已浏览 49.2万 次2024年5月7日