Internet Celebrities (Yes/No Signs for Video Hmwk)Ping Wu
Ss have been assigned videos by Li Ziqi, Dian Xi Xiao Ge and A Fu Thomas, ask ss to make a Y/N signs; if the sentence is correct, hold up Yes sign, if not, No sign. All of the sentences are from students' hmwk reflections after watching those videos.
Internet Celebrities (Yes/No Signs for Video Hmwk)Ping Wu
Ss have been assigned videos by Li Ziqi, Dian Xi Xiao Ge and A Fu Thomas, ask ss to make a Y/N signs; if the sentence is correct, hold up Yes sign, if not, No sign. All of the sentences are from students' hmwk reflections after watching those videos.
Cемінар-практикум «Впровадження проектів лідерства Добропільщини: від механізму соціалізації до особистісної самореалізації у колективній творчій діяльності учнівського самоврядування»
Ozone is "active oxygen", nature's special element and a beautiful gift to mankind. Ozone is a triatomic allotrope of oxygen formed by recombination of oxygen atoms. It is a colourless gas with characteristic pungent odor and can easily be detected at low level of 0.05 ppm. It is a very strong oxidant and is over 3000 times more powerful disinfectant than chlorine. It disinfects, oxidizes, deodorizes and decolorizes.
application
swimming pool
watertreatment plant
ozone air purification