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II. Group the words which can go together.

1. earth-moving

a. tractor

2. excavating

b. equipment

3. site

c. plant

4. continuous

d. preparation

5. crawler

e. edge

6. pneumatic

f. tracks

7. cutting

g. machinery

8. railroad

h. chain

9. mechanical

i. type

10. rope-controlled

j. cutting

11. hydraulic

k. mounted

12. angle

l. superstructure

13. crawler

m. ram

14. revolving

n. excavator

15. telescopic

o. arm

16. dipper

p. boom

III. Choose the correct word in b and put it into the gap in a.

A

B

1. Earth digging operations require _____________ of a great plant of powerful earth moving machines.

a. levelling

2. If there is no preliminary ____________ it is impossible to start construction.

b. to excavate

3. Machines dig out soil by some form of a bucket and load it for transportation into separate ___________________.

c. employment

4. _______________ of children’s food is under special control.

d. slow

5. When you look out of an airplane window people and automobiles look very small and ___________.

e. moving

6. The use of expensive __________ plant requires careful planning and efficient site organization.

f. mechanical

7. In order to find ancient remnants archeologists should _________ the ground.

g. production

h. vehicles

IV. Choose the only right answer to the question.

1. What does a bulldozer represent by itself?

a) earth-moving machine b) passenger-carrying machine

2. What machine has a cutting edge?

a) crane b) excavator

3. Most excavating machinery

a) must be carried from site to site on special transporters b) is self-propelled

V. Decide if the sentences are true (t) or false (f).

1. It is possible to start on a construction job without a good deal of preliminary leveling the site.

2. Plant for site preparation and excavation can be divided into four classes.

3. A scraper is simply a small box with a close mouth pushed along the surface of the ground until it is empty.

4. The universal excavator is an earth-moving machine that can be equipped with different attachments.

5. Some decades ago only rope-controlled excavators were in use.

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