SAVING ENERGY SAVING ENERGY

Unit 7. SAVING ENERGY

121 a quarter b Category c crack d draft

122 a comparison b Consume c innovation d household

123 a luxury b ultimately c nuclear d sum

124 a of b Faucet c leaf d surf

125 a bulb b Plumber c profitable d label

126 a compare b Area c many d stamp

127 a model b Solid c solar d profitable

128 a bulb b consumer c plumber d luxury

129 a crack b Nuclear c faucet d car

130 a chopstick b Scheme c each d chair

131 a hobby b Solid c model d innovate

132 a cheap b Nuclear c heat d clean

133 a poor b Football c pool d neighborhood

134 a recent b Efficient c faucet d receive

135 a bath b Worth c them d thing

136 a ordinary b Category c standard d draft

137 a category b consumer c label d faucet

138 a household b Resource c account d cloudy

139 a chopstick b Crack c scenery d receiver

140 a suggestion b installation c separation d innovation