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21. Choose the best variant of translation for the underlined Participles:

1. The topsoil is stockpiled for rehabilitation of newly constructed embankment.

a) строящие b) построив c) построенной

2. It will be compacted using heavy vibratory road roller.

a) использующие b) используя c) использовав

3. The in-situ ground will be removed to a level specified by the engineer.

a) определили b) определяя c) определенного

4. The final layer of a road is the base course consisting of gravel or crushed stone.

a) состоявший b) состоящий c) который состоял

5. Having placed a surface course the builders strengthened the pavement structure.

a) разместив b) размещая c) размещенный

6. Being leveled of by a grader a gravel type material will be compacted to required density.

a) выравнивая b) при выравнивании c) будучи выровненным

22. Read and translate the following sentences paying attention to the words with the ending “-ed”:

1. The machine used showed good results. 2. The methods introduced received general recognition. 3. The equipment tested required some improvement. 4. The substance investigated showed interesting results. 5. The discovery mentioned remained unknown to most scientists for a long time. 6. The methods applied increased the production of motor cars. 7. The properties described required further investigation. 8. The phenomenon discovered attracted the scientists’ attention. 9. The results obtained showed that there was a mistake.

23. Choose the right variant of the Participle:

1. (Building, having built) new roads we make our life more comfortable. 2. The road (being repaired, repairing) will be much wider. 3. (Crossing, having crossed) the street, cars and trucks should slow down. 4. (Having built, having been built) nine centuries ago, the bridge has been reconstructed several times. 5. (Being finished, having finished) the experiment, he printed the results. 6. (Broken, having broken) by the wind the tree was lying, on the road. 7. Roads (connecting, having connected) large, industrial centres are very important. 8. (Having lived, while living) in London many years he knew the city well.

24. Choose the right translation of the words given in the brackets:

a). 1. The test (выполнен) by a group of students. 2. The group of students (выполняющая) the test is in the laboratory. 3. The test (выполненный) is very complex.

is performing; performing; performed; is performed

b). 1. The engineer (проводит) the investigation. 2. The investigation (проводимое) by the engineer is important. 3. The engineer (проводящий) the investigation works is in our laboratory.

carrying out; is carrying out; carried out; is carried out

c). 1. (Определяя) the properties of the soil the scientist made lots of experiments. 2. The properties of the soil (определены) accurately enough. 3. When (были определены) all the properties of the soil it was recommended for the construction.

are determined; determined; determining; are determining

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