If you want to save money, you should ………………the amount of water your family uses.

………………..you take the train instead of the bus? It’s faster and cheaper.

READING. Read the passage and fill in the blanks with suitable words

For most North American households, lighting accounts for 10 percent to 15 percent of the …………………(1) bill. However, this amount can be reduced…………………..(2) replacing an ordinary 110-watt light bulb with an …………………(3) saving bulb. These bulbs use a quarter of the electricity of standard bulbs and last eight times longer. Therefore, consumers can ………………(4) about $ 7 to $21 per bulb.

In Europe, there is a labeling scheme for refrigerators, freezers, washing…………………(5) and tumble dryers. The label tells the consumers……………………(6) energy efficicent each model is, compared with other appliances …………………..(7) the same category.

Ultimately, these innovations will save ……………………(8) as well as conserving the Earth’s sources.

She is very tired; ……………, she has to finish her homework.

Circle the word whose main stressed syllable is different from the rest.

Circle the word whose main stressed syllable is different from the rest.

Scientists are looking for an …………..way to reduce energy consumption.

Circle the word whose main stressed syllable is different from the rest.

g. I’m worried about my recent water bill. It’s enormous.

Circle the mistakes and then correct.

The grass hasn’t cut since we moved here.

In order to save electricity, an ordinary 100-watt light bulb can be replaced by a(n)…………