discover a new planet , do research , invent the programme , develop , observe nature, collect specimens , measurements , broadband, desktop computer , username, password, web browser, search engine , text message, laser printer, keyboard , laptop, do experiments , take notes, take measurements , astronomy , biologist, chemists, mathematician, physicists , linguistics, protect the environment , marine biology, analyse / publish data , psychology, conservation, linguist , geologist, marine biologist , acheologist , psychologist, conservationist , spend hours, publish a research paper / evidence , collect evidence .

reading practice 2.1

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Incorporar

Ranking

Estilo visual

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Restaurar arquivo salvo automaticamente: ?