Слова-исключения в Past Simple

вот там должен быть Past Simple.

1.a garbage is not only ugly, bute dangerous because it causes an air pollution.

2. cars are an important part of a life for most people. but cars also cause a pollution and release fume.

3. in canada people don't realise that they throw out 10,000 tons of a waste.

4. over 14 billion pounds of a waste per year is throw out to sea and it kills millions of sea animals.

5. if we want to breathe  a healthy air we have to think about what we do.

6. because of our lack of a knowledge there is now a huge hole over an antractic.

7.a water is a vital element of a life.

moscow- the capital ofthe russian federation,federal city,the administrative center ofthe central federal districtand moscow region, of whichis not included.the appearanceof a city, as well asthe namesof manycities in the world,associated with the nameof the moskva river, whichborethis namelong before thesettlement.the oldestsettlementon the site ofmodern moscow,probably arosein those days,when they began todeveloptradeandcommercialrelationsbetween north and southof the russian plain.this was facilitated bymoscowlocationat the crossroadsbetween the balticdvinaandnemananddniepertothe uppervolga and thedon,the shortest routebetween themwasthe river valleysof moscowandklyazma.itwas foundedmoscow.