1-task 1.false
2.true
3.false
4.The Texas historian Frank X. Tolbert attributes the invention of the hamburger to Fletcher Davis of Athens, Texas
5.Because people are very busy and too lazy to make homemade food

--знаешь,я вчера был в египте.там было интересно.там были высокие пирамиды.они просто громадные! ещё я видел там на весь мир известную статую сфинкса.там,люди ходят в легких одеждах,потому что там жарко.все имеют головные уборы.советую тебе тоже съездить туда. -ого,по твоим словам там много интересного.наверно,я поеду туда на следующие выходные. -hi -hi -you know,yesterday i was in egupt.it was interesting there.were interesno.tam high pyramids.they're just huge! i also saw where the whole world famous statue of the sphinx.there, people walk in light clothing because it is very hot.all have hats. i advise you to go there, too. -wow, you say there's a lot of interesting things. i think i will go there next weekend.

1. i will be able to repair your laptop tomorrow. 2. he was able to answer the question correctly.  3. i will able to come with you. 4. my little sister is able to count to 100. 5. i was able to speak to tom before he left. 6. i will be able to translate this document without your help. 7. she will be able to have luch with you. 8. they were able to finish the work. 9. we were not able to buy tickets, so we did not go to the concert. 10. we will not able to solve this problem by ourselves.