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(2+y)²=4+4у+у² б) (a-3)²=а²-6а+9 в) (x+a)²=х²+2ах+а²

1.    she helprs her mother about the house last evening 2.  my father   drank tea with milk. 3. we went to the stadium. 4. he had lunch at school. 5. they watched tv in the last  evening. 6. my mother gave me juice for lunch. 1.  eat meati ate meat yesterday. i didn't eat meat  yesterday 2.  get up at 5 o'clock i got up at 5 o'clock yesterday. i didn't get up at 5 o'clock  yesterday 3.  have supperi had supper  yesterday. i didn't have supper  yesterday. 4.  wash face and handsi washed face and hands  yesterday. i didn't  wash face and hands  yesterday 5.  go to bed at 10 o'clocki went to bed at 10 o'clock  yesterday.  i didn't  go to bed at 10 o'clock  yesterday.

Abraham lincoln became the central historical figure in consciousness of the american people, the person who prevented disintegration of the united states and made a significant contribution to the formation of the american nation and the abolition of slavery as the main obstacles for the subsequent normal development of the country. lincoln marked the beginning of modernization of the south the emancipation of slaves. to him belongs the wording of the main goal of democracy: "government by the people, by the people, for the people"