FAMILY FRIENDS 5 - REVIEW UNIT 4

A flat piece of glass that catches the sun's energy.

• electricity

• solar panel

• beams

A place where fresh water comes out of the ground.

• mud

• pond

• spring

Cars and motorbike make air_____________

• litter

• pollution

• clean

A window in the roof to let light in

• window

• light

• skylight

The energy we use to make machines work.

• electricity

• power

• energy

A long, thick piece of wood you use to hold up a roof.

• stick

• beams

• long

Soft, wet earth

• water

• mud

• tree

I............................when the phone rang.

• was sleeping

• slept

• sleeping

She......................smoke.

• has to

• use to

• used to

Dad.................in the garden when the neighbour ...........

• worked/ arrived

• works/were arriving

• was working/ arrived