Морфологический разбор слова: точнее.

К потолку комнаты высотой 4 м прикреплено светящееся панно-лампа в виде квадрата со стороной 2 м. На высоте 2 м от пола параллельно ему расположен непрозрачный квадрат со стороной 2 м. Центр панно и центр квадрата лежат на одной вертикали. Найдите суммарную площадь тени и полутени на полу.

За 8 метров ткани  заплатили 1000 рублей. Сколько метров такой  ткани можно купить на 750 рублей????????

Просклоняйте : сколько скворцов,сколько гостей,соблюдая правильное ударение в слове сколько.

Заполните пробелы соответствующей формой глагола (настоящее совершенное или прошедшее неопределенное): 1.A Did you like the movie "Star Wars"? В: I don't know. I (see, never) that movie. 2.Sam (arrive) Cttiri i/td in San Diego a week ago. 3.My best friend and I (know) each other for over fifteen years. 4.Stinson is a fantastic writer. He (write)ten very creative short stories up to now. 5.I(have, not)so much fun since I (be)a kid. 6.Things (change)a great deal at Coltech, lnc. When we first (start)working,here three years ago,the company(have,only)six employees. Since then, we (expand)to include more than 2000 full-time workers. 7.I (tell) him to stay on the path while he was hiking; but he (wander) off into the forest and(be)bitten by a snake. 8. Listen Donna, I don't care if vou (miss) the bus this morning. You (be)late to work too many times. You are fired! 9.Sam is from Colorado, which is hundreds of miles from the coast, so he (see, never)the ocean. 10.How sad! He (see, never) the ocean, and now he is dead. 11. In the last hundred years,traveling (become) much easier and very comfortable. In Jhe 19th century, it (take) two or three months to cross North America by covered wagon. The trip (be) very rough and often dangerous. Things (change)a great deal in the last hundred and fifty years. Now you dan fly from New York to Los Angeles in a matter of hours. 12. Jonny, I can't believe how much you (change)since the last time (see) you. You (grow)at least a foot! 13. This tree (be)planted by the settlers who (found) our city over four hundred years ago. 14.This mountain (be, never) climbed by anyone. Several mountaineers (try) to reach the top, but nobody (succeed, ever).The climb is extremely difficult and many people (die) trying to reach the summit. 15.I (visit, never) Africa, but I (travel)to South America several times.The last time I (go) to South America, I (visit) Brazil and Peru. I (spend) two weeks in the Amazon, (hike) for a week near Machu Picchu,and(fly)over the Nazca Lines.