October 2018 1 38 Report

uzupełnij równania reakcji chemicznych i dobierz współczynniki stechiometryczne

.............+CuCl(2) ->Cu + CrCl3
..........+ H(2)S -> Al(2)S(3) + H(2)
Al+Cu(2)S -> ........+Al(2)S(3)
Feo+..............->Fe+ CO(2)

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Wpisz czasowniki w odpowiedniej formie czasu Past Perfect lub Past Simple. 1. Thelma..................(be) very sad. Tom...................(go) to work in the USA. 2. I................(feel) tired because I.................clean the whole house. 3. When he.........................(see) Helen, he..................(realise) he..............(meet) her before. 4. By the time it..................(get) dark, they.....................(make) the fire. They...................(also, cook) some hot soup. 5. When we......................(return) to our campsite, we..................(see) that somebody...............(put up) a tent nest to ours. 6. I..................(can't)help him with his Spanish. I..................................(never, learn) taht language). Daje naj ! ! !
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