Topic13

_____ threat to

• create

• pose

• present

• produce

The rhino’s _____

• sector

• territory

• country

• domain

_______the character of the city

• Preserve

• store

• abandon

• defense

On the____ of extinction

• rocks

• wing

• ground

• verge

Not leaving any electrical appliances on standby is a good way to ____ energy

• use

• conserve

• keep

• take care of

Energy-____ eco light bulb

• saving

• lacking

• spending

• wasting

____the wild

• on

• in

• onto

• into

_____batteries

• Rechargeable

• Reversible

• Repeatable

• Returnable

People are searching for_____ materials

• environment-friendly

• environmentally-friendly

• environmental-friendly

• environmental-friend

Not impose but___ change

• show

• facilitate

• cause

• oppose