Закончить предложение. i think i am

Ithink i am the future of medicine.

New year is a great holiday in our country. this holiday is considered to be a family holiday. people decorated their houses and usually have a fir-free which stands in the corner of the room. the presents are usually put under these trees. at twelve o'clock in the night people can see the president on tv which address them with traditional words of congratulations. at this time people are sitting at the tables to thier holiday dinner and enjoy it in a good company. young people usually organizate dance party. the next day friends usually come to wish a happy new year to all the members of the family.

1) ann can answer herself.      ann can answer herself, can't she?     can ann answer herself?     can  ann or nina answer herself?     what can  ann do herself? 2) you didn't go to bed at 9 o'clock.  you didn't go to bed at 9 o'clock, did you? did you go to bed at 9 o'clock?   did you go to bed at 9 or 10 o'clock?   who went to bed at 9 o'clock?   3) jill likes to clean her room herself.jill likes to clean her room herself, doesn't he? does jill like to clean her room herself? does  jill or lena like to clean her room herself? what does  jill like to clean herself? 4) my friends are often late.my friends are often late, aren't they? are my friends often late? are my friends or my teachers often late? how often are my friends late? 5) it is cold.it is cold, isn't it? is it cold? is it cold or warm? what is the weather like?