11.2.3

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Задание:

11.2.3 Define Complex Object or Complex Subject

1. Designers report a new manned craft to be able to submerge to the depth of 21,000 feet. 2. A new manned craft is reported to be able to submerge to the depth of 21,000 feet. 3. We know radio navigation stations to be located at different places around the world to guide the pilots. 4. Dirigibles were considered to be slow and unreliable. 5. The new submersible craft is expected to move round the ocean floor like a sports car. 6. Scientists in many countries consider propeller engines to be much more economical. 7. We know propeller planes to fly slower than jet planes, therefore, a new ventilator engine with a propeller has been built.

Решение: