Соотнести I II
1) force used for driving machines
a) pitch
2) any powerful selfworking machine
b) bed plate
3) any substance (e.g., oil), by which a fire is kept going
c) turbine
4) a foundation framework for a marine engine
d) power
5) the distance the propeller will advance during one
e) fuel
6)a screw with a set of blades
f) nuclear reactor
7) a shaft wumed by cranks which changes
g) crankshaft
8) vapour from boiling water
h) propeller
9) apparatus for producing atomic energy
i) piston
10)machine or device for forcing liquid, gas or air into or out of or trough smth
j) pump
11) engine or motor whose driving wheel is turned by a flow of water, steam or gas k) shaft
12) the rod which tums the propeller
l) steam
13) a connection by means of toothed wheels
m) valve
14) a mechanical device for controlling the flow of air, gas, liquid in one direction
n) gear
15) a cylinder fitting closely inside another cylinder
o) engine
2. The cheetah is the fastest animal in the world.
3. This student is the most attentive in our group.
4. Tigers are more dangerous than crocodiles.
5. Mount Everest is the tallest mountain on Earth.
6. Football is the most popular sport in Brazil.
7. In winter the days are shorter than in spring.
8. Trains are faster than cars.
9. The Amazon river is longer than the Mississippi river.
10. This is the worst book I have ever had.
11. Europe is smaller than South America.
12. A whale is bigger and heavier than an elephant.