:3 вставьте must, should/ have to или be to в нужной форме. 1. the building firm … finish the construction of the new plant this year. 2. there are no parking facilities for manufactured cars, so the company … buy some land. 3. the workers … produce the first 100 cars by the end of the year. 4. african countries … buy a large part of machinery and equipment for their plants from developed countries. 5. the engineers … follow the instructions how to use new equipment. 6. last year the local government … (not) spend much on transport facilities as they were well maintained. 7. companies trading in the world market … ensure high standards. 8. when most countries of central europe exhausted their coal resources they … import large quantities of gas and oil from abroad. 9. the government … spend more money to improve sports facilities in the country in order to involve more children in sports. 10 such large countries as the usa and canada … (not) import wheat because they produce this crop on large areas in their countries.

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