Unit 3 English in action: Talking about tools Exercise C Tool 1
Name Purpose
A die.
It makes a screw thread on the outside of a piece of metal.
Operation You put a piece of metal in the tool. You turn the tool and it cuts the metal. It makes a screw thread.
Unit 4 English in action: Asking for directions Exercise D
Shopping List snips an Allen key a car battery 4 mm bolts
Unit 4 Reacting to force Exercise E
Group B Hard materials some mats. = hard mat. not scratch not damaged by contact with other mats. diamond = v. hard steel = q. hard plastic = x uses: diamond = drills in factories; steel = car bodies