Choose the correct answer

Объяснение:

1 a

2 a

3 c

4 b

5 a

6 c

7 a

8 a

9 b

10 a

11 c

12 c

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.

1. you should  try to find out as many facts as possible about this expedition to the antarctic. 2. the team of experts is to analyze the present situation connected with our city's ecological problems. 3. the young engineer was allowed to apply the mobile equipment in his field experiments. 4. this production process had to be further improved by new technical means. 

1. вы должны попытаться узнать так много фактов насколько возможно об этой экспедиции в антарктику. 2. команда экспертов должна проанализировать текущую ситуацию, связанную с экологическими проблемами нашего города. 3. молодому инженеру разрешили применить мобильное оборудование в его полевых экспериментах. 4. этот производственный процесс должен был быть далее улучшен новыми техническими средствами. 

вроде правильно, но не уверена, а перевод