She is dancing
it is eating
he is singing
i am jumping
they are reading
2)They didn’t go with their parents. They went with grandparents.
3) They didn’t wear their school uniform. They wore casual clothes.
4) They didn’t see.... (Запиши все оставшиеся слова) They saw an ancient Egyptians.
5) Tom didn’t take his..... Tom took his digital camera....
6)Lucy didn’t bought.... Lucy bought some pencils....
1. Speaking about the future of coal, it is necessary to note the production of liquid fuels such as gas and oil from coal.
2. To explain that the formula given here is correct, it is necessary to study them first.
3. Some types of motors are not suitable for braking duty and the requirement must be specified at the time of ordering.
4. Recommendations from physicists will allow the necessary measures taken to protect the air from pollution.
5. Certain porous solids have a great capacity for absorbing gases.
6. To gain maximum benefits modern industrial engineering must be capable of assisting in and performing many services.
7. To find out the state of a mass of a gas one should know its volume, its pressure and its temperature.
8. The critical point is that point on the course, which under existing conditions is equally distant from the point of departure and desired destination.
9. In order to make calculations of power when using alternating current, some definite current and voltage values must be chosen.
10.In order to increase the rate of capital accumulation, resources will have to be transferred from the production of consumer goods to the production of capital goods.
11.The trouble was due to the fact that the engine was put into operation without testing it beforehand.
12. The conveyor design will be installed at a coal-preparation plant.
13. Economic growth makes it possible to devote more resources to the social services without having to cut private consumption.
14. When there are no forces pulling or pushing a body that body must always be in equilibrium.
15. The individual forces acting on an airplane in flight are generally replaced by the resultant force.
16. Such information often takes a long time to become available in processed form, and often it is too late to use in current analysis.
17. Most castings cannot be employed as parts of complex mechanisms without machining and finishing
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