Упр. 2. Выберите правильный вариант: 1. We have only haziest notions about the religions of ancient foragers. We don’t know which spirits they prayed to / have prayed to / had prayed to.
2. During the past 500 years modern science has achieved / had achieved / will have achieved wonders thanks to enormous donations into scientific research.
3. There was never / has never been / had never been real peace in the world.
4. I will do /will be doing / will have done it in a moment.
5. After the workers went / have gone / had gone home, she and her children picked up and neatly piled all debris in a corner.
6. We will arrange / will be arranging / will have arranged time for you to visit the office.
7. Within a year or two the brown needles will drop / will be dropping / will have dropped.
8. The island wilderness that has seemed / had seemed / will have seemed so large while we were hiking now appeared small and strangely vulnerable.
9. Up to these days the place offers / has offered / had offered scientists excellent opportunities for studies of plant and animal ecology.
10. He will reach / has reached / will have reached the North Pole by next week.

Time management is the act or process of exercising conscious control over the amount of time spent on specific activities, especially to increase efficiency or productivity. time management may be aided by a range of skills, tools, and techniques used to manage time when accomplishing specific tasks, projects and goals. this set encompasses a wide scope of activities, and these include planning, allocating, setting goals, delegation, analysis of time spent, monitoring, organizing, scheduling, and prioritizing. initially, time management referred to just business or work activities, but eventually the term broadened to include personal activities as well. a time management system is a designed combination of processes, tools, techniques, and methods. usually time management is a necessity in any project development as it determines the project completion time and scope. time management strategies are often associated with the recommendation to set personal goals. these goals are recorded and may be broken down into a project, an action plan, or a simple task list. for individual tasks or for goals, an importance rating may be established, deadlines may be set, and priorities assigned. this process results in a plan with a task list or a schedule or calendar of activities. authors may recommend a daily, weekly, monthly or other planning periods associated with different scope of planning or review. this is done in various ways, as follows. time management also covers how to eliminate tasks that don't provide the individual or organization value.

Alot of factories produce waste and is drained into rivers. so the water in the rivers becomes poisoned. the hole in the ozone layer is very dangerous to humans: ultraviolet radiation passes through them and reaches the ground. such radiation may cause dangerous diseases. the population of many countries is suffering from lack of water. nuclear weapons can produce terrible destruction on our planet. nuclear power plants are not so “clean” as some believe: they become the source of the contamination. the environment is everything you see around you. today people understand the need to keep it clean, if humanity wants to survive.