2015-10-14
564
1) broad 7) final a) distant g) initial
2) natural 8) fully b) complex h) restricted
3) primitive 9) free c) narrow i) man-made
4) sometimes 10) careful d) different j) practicable
5) impracticable 11) close e) partially k) advanced
6) homogeneous 12) simple f) often l) careless
Fill in the correct prepositions.
1) It requires … much engineering skill … any other type of dam. 2) It was necessary to transport the material … its final position … the dam. 3) There is a zoned embankment … an impermeable core. 4) This type of dam is best suited … earth foundation. 5) They dumped the sand … trucks … its approximate position … the dam. 6) The workers will place the selected material … thin layers and compact it … a roller. 7) The dam was 40 ft … height. 8) … any case they should provide dams … drains. 9) The usual failure results … the washing materials … the joints … the slabs. 10) The slope was subjected … erosion resulted … rainfall.
