September 2018 2 130 Report

co to za kwas:H2NO2(te dwójki to index dolny :) )

jaka jest reszta kwasowa,jej wartościowość i nazwa tej reszty,

wzór strukturalny


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ćwiczenia uzupełnić wolne miejsca(uzupełnić tam gdzie są trzy kropeczki):konstrukcja 'll :1.I...(have)keyboard lessons!I...(be)great!2:He...(not be)a good keyboard player.3:I...buy my ticket online.Do you want me to get yours?Yes,please.In fact,I think...take my sister for her birthday.How...get there?I...cycle with my brother.My sister hates cycling so I think we...walk or get a bus/OK,I...see you there.4.Present countinous-słówka do uzupełnienia:clean,drive,get,not do,practise,sleep,stay,take,travel; I...to a wedding on Saturday.My uncle...us all there in his car.It's a long way from Portsmouth to Manchester so we...on Friday evening. ...you...with relatives in Manchester?My cousins have got a tent so all the teenagers...in the garden.What are you going at the weekend?I...much.On Saturday I...my bedroom.On Sunday I...For my clarinet exam.When...you...the exam?5:Past simple:They got on well so Isaac...Maria out.They fell...and they were very happy.They had lots of arguments but they always...up.When they were twenty-one,they got...but they still had lots of arguments.After a very bad argument,they decided to...up.This time,they didn't...up.They both got...to other people.Soon,however,both Isaac and Maria were bored and unhappy so they got...from their partners.Ten years later,Isaac and Maria met again.And...again.6:słówka takie jak szerokość,głębokość itp. :The...of the clock is impressive:each face is 7metres... The hour hands are 2.7metres...and the...of the minute hands is 4.3metres.The Thames is about 200metres wide here and the...changes at different times of the day.7:Zdania w present perfect simple lub present perfect continuous: I/invent/lots of different sandwichesI/invent/sandwiches/for a long timemy grandmother/collect/five hundred recipesmy brother/cook/since he was five years oldmy sister/not cook/anything/since JanuaryI/never like/vegetablesmy sister/like/prawns/since she tried them in Portugalyou/ever make/meal for ten people?Your face is white! you/make/bread?
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