Put the words into the right world order:
1. machines, deals with, Engineering, engines, devices, and other.
2. to work, are used, Machine-tools, metals.
3. selection, their, depends on, Materials, properties.
4. an alloy, of, is, Steel, and, carbon, iron.
5. reduce, Automation, can, and, the, give, production cost, time, of, saving.
6. the weight, It, is, to reduce, the apparatus, of, necessary.
7. knowledge, The work, languages, of, foreign, of, requires, an engi-
neer.
8. no, I, opportunity, languages, to study, have.
9. trends, Modern, many, machine-building, has.

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