Past simple or the past continuous. пліііз last summer, we (sail) off the coast of new zealand when we (see) a group of dolphins. they (jump) in the water. we (stop) and i (dive) into the water to take some photos of the dolphins. i (take) photos when one of the dolphins (swim) towards me and
(push) me towards the boat. the other dolphins (watch) us all the time. they (not play) any more. i (look) around and (see) a huge shark. i (get) out of the water very quickly. when i (get) onto the boat, the dolphins (disappear) at once. they saved my life.

в конце глаголы добавляются ing ( seeing, sailing, jumping, stopping, taking, swimming, pushing, watching, not playing, looking, seeing, getting, disappearing)

глаголы добавляются ing ( seeing, sailing, jumping, stopping, taking, swimming, pushing, watching, not playing, looking, seeing, getting, disappearing)

Составьте 10 вопросов по тексту: 1) the planet earth is only a tiny part of the universe, isn't it? - разделительный2) today, our planet is in serious danger, isn't it? - разделительный3) are acid rains, global warming, air and water pollution, overpopulation the problems that threaten human life on earth? - общий  4) are our forests disappearing because they are cut down or burnt? - общий  5) what  are filled with poison: industrial and nuclear waste, chemical fertilisers and pesticides? - специальный6)  what sea is on the brink of extinction? - специальный7) is sea or air pollution is another serious problem? - альтернативный8) do these emissions have disastrous consequences for our planet or other planet? 9) what is the main reason for the greenhouse effect and acid rains? 10) who knows how tragic the consequences of the chernobyl disaster are? 11) can we plant trees and create parks for endangered species? - общий12)  we can recycle litter, can't we? - разделительный13) сan we support green or red parties and put pressure on those in power? - альтернативный14) together we can save the planet and all of us with it, can't we? - разделительный создайте словарь новых слов и интересных выражений.tiny part — крошечная часть  rural area — сельский район  polluting agents — загрязняющие компоненты  global scale — масштаб  acid rains — кислотные дожди  overpopulation — перенаселение  respiratory system — дыхательная система  solid particles — твердые частицы internal-combustion engine — двигатель внутреннего сгорания by-products — побочные продукты  power plants — силовые установки to undergo — подвергаться воздействию carbon monoxide — угарный газ nitrogen oxides — окислы азота sulfur dioxide — сернистый газ odourless — без запаха fossil fuels — органическое топливо disastrous consequences — гибельные последствия greenhouse effect — парниковый эффект chemical fertilizers — удобрения