Word Unit 20

Example sentence

Arabic

allow (v)

Don't allow the gauge on the right to fall under 3.0. p.100

 

always (adv)

Always use safety glasses when operating the saw. p.93

 

balance (n)

Keep your feet on the floor and maintain good balance. p.93

 

before (prep)

Wait for the pressure to increase to 350 degrees before tuning the machine on. p100

 

blades (n pl)

Maintain the saw in top condition.  Lubricate moving parts and sharpen the blades. p.93

 

catch fire (v)

The barrel marked “Flammable” catches fire and burns easily.p.92

 

chemical (n)

Listen to different people talking about these chemicals. p.92

 

climate (n)

The normal weather conditions of a particular region is called its “climate.” p.137 Oxford Word Power  The Mars Climate Orbiter was designed to orbit Mars. p.95

 

communication (n)

NASA lost communication with the Orbiter and it went missing.p.95

 

cool (adj)

Which chemical needs a cool temperature? p.20

 

earthed (adj)

Use a three pin earthed plug and do not operate the saw in wet conditions. p.93

 

easily (adv)

Which chemical catches fire easily? p.92

 

fall asleep (v)

He’ll fall asleep at the wheel. p.94

 

feet (n pl)

Keep your feet on the floor and maintain good balance. p.93

 

fingers (n pl)

Don’t lick your fingers and drink it. p.92

 

imperial measurements (n pl)

Do you ever use imperial measurements (for example, inches, feet, pounds)? Who uses them? p.95

 

inches (n pl)

Do you ever use imperial measurements (for example, inches, feet, pounds)? Who uses them? p.95

 

keep (v)

Keep your feet on the floor and maintain good balance. p.93

 

keep away from (v)

This box must not get wet. Keep it away from water. p.92

 

kilojoules (n)

How do you say measurements in “kj”? – kilojoules. p.95

 

kilowatt hours (n)

How do you say measurements in “kW/h”? –kilowatt hours. p.95

 

label (n)

Read the labels.  Which chemical needs a cool temperature? p.92

 

launch (n)

Its launch on 3 January 19 went well and so did its trip to Mars. p.95

 

lick (v)

Don’t lick your fingers and drink it. p.92

 

lid (n)

Which chemical needs a container with a tight lid? p.92

 

light (v)

Never light matches or cigarettes near this chemical. p.92

 

lost (past of to lose) (v)

NASA lost communication with the Orbiter and it went missing.p.95

 

lubricate (v)

Maintain the saw in top condition.  Lubricate moving parts and sharpen the blades. p.93

 

luckily (adv)

Luckily, he was OK. p.94

 

maintain (v)

Maintain the saw in top condition.  Lubricate moving parts and sharpen the blades. p.93

 

measurements (n pl)

One team used imperial measurements and the other used metric. p.95

 

medication (n)

Do not use the saw when under the influence of alcohol or medication. p.93

 

metric (adj)

One team used imperial measurements and the other used metric. p.95

 

moving parts (n pl)

Maintain the saw in top condition.  Lubricate moving parts and sharpen the blades. p.93

 

never (adv)

Never stand on the saw and don't overreach. p.93

 

nought (n)

 

 

poisonous (adj)

Which chemical is poisonous? p.93

 

power supply (n)

Disconnect the saw from the power supply before changing the blade.p.93

 

safety (n)

Always use safety glasses when operating the saw. p.93

 

safety guard (n)

Keep the safety guard in position at all times.p.93

 

secure (adj)

Make sure the lid is very secure. p.92

 

sharpen (v)

Maintain the saw in top condition.  Lubricate moving parts and sharpen the blades. p.93

 

stand on (v)

Never stand on the saw and don't overreach. p.93

 

symbol (n)

Read some more safety instructions.  Match the instructions to the symbols. p.93

 

tight (adj)

Which chemical needs a container with a tight lid? p.92

 

tonne (n)

Look at these measurements. Which are imperial and which are metric?  -- 9. tonne. p.95

 

visitors (n pl)

Don’t allow visitors in here.  Never allow visitors in here.  You must not allow visitors in here. Keep visitors out. p.92

 

wear (n)

Check electric wires and cables for signs of wear. p.93

 

went missing (v)

NASA lost communication with the Orbiter and it went missing.p.95

 

wet (adj)

Use an earthed plug and never use the saw in wet conditions. p.93

 

yard (n)

1,000,000 mm = 1,094 yards.p.106

 

 

 

 

Useful phrases

 

 

in top condition

 

 

Look where you’re going!

 

 

Something went wrong.

 

 

Take a break.