Match each word from the text with its synonym.

LANGUAGE DEVELOPMENT

 

4. Match each adjective from the text with its antonym:

1. mechanical               a) unstable

2. external               b) unimportant

3. unstable              c) automatic

4. durable               d) short

5. long                    e) internal

6. important           f) following

7. previous             g) stable

 

5. Match each word from the text with its synonym.

1. property                   a) shape

2. tool                     b) solidity

3. force                         c) characteristic

4. application         d) power

5. form                    e) capacity

6. ability                 f) use

7. hardness                   g) instrument

 

6. Put these word combinations in the right order to make sentences:

1. All ductile materials / necessarily ductile / are malleable / are not / but all malleable materials /.

2. Hardnessis / and deformation / abrasive wear / to resist / indentation/the ability /.

3. Durabilityis / with time / tear and deterioration / to withstand wear / the ability /.

4. Plastic materials / less prone to / and are therefore durable / are generally / corrosive effects /.

5. Strengthis / of a material to / without breaking or / the ability / withstand force / permanently bending /.

6. Structures such as / tall building / a degree of elasticity / bridges and/must have /.

7. Hardness is / and saws / such as turning tools / the important property of / drills, files / cutting tools /.

 

7. Group the following words into three columns: nouns, adjectives and verbs. Some of them fit into more than one column.

Mechanical,property, material, react, subject, external, force, stress, load, area, strain, result, application, define, distortion, extension, compression, length, strength,elasticity,bent, flex, return, previous, form, remove, structure, bridge, tall, building, plasticity, ability, change, fracture, become, plastic, heat, extent, shape, call, malleability, ductility, undergo, cold, deformation, ductile, malleable, hardness,resist, abrasive, wear, indentation, important, tool, drill, file, saw, toughness, brittleness,brittle.

 

 

NOUNS

ADJECTIVES

VERBS

 

 

 

 

8. Read the clues and complete the crossword:

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Across:

The quality of material to be hard but easily broken.

The ability to last; long-lasting.

The quality of being plastic.

The quality of being tough.

The quality of being hard.

The condition of being tightly pulled or stretched.

The outer form of something, by which it can be seen to be different from something else.

The quality or degree of being strong or powerful.

 

Down:

The quality of material, such as rubber, to spring back into shape after being stretched or bent.

The quality or state of being stable.

The force of weight caused by pressure.