Read the following passage and mark the letter A, B, c or D on your answer sheet to indicate the best answer to each of the following questions.
Saving energy does net have to be expensive or time-consuming. But what can you do to save energy? There is plenty that you can do to help the process of energy conservation. You can save energy by following these simple rules: making sure that the kettle does not contain more water than needed; always washing a full load in the washing machine rather than a half load, turning down your central heating by 10C – this could cut your heating bill 10%; being sure that hot water taps are not left running and replacing washer if your tap drip; turning off any light and your computer at work if you are not using them; changing to energy-saving light bulbs which use around a quarter of electricity of standard bulbs and will last eight times longer; closing your curtains at dusk to keep the warm air from escaping through the window; and switching off electrical appliances when they are not in use.
28. The energy-saving light bulbs consume about _______ of electricity amount in comparison with standard ones?
A. 25% B. 35% C. 15% . 45%
29. Which of the following sentences is NOT true, according to passage?
A. Turn of electrical appliances if we do not use them.
B. Energy-saving light bulbs should be used in order to save electricity.
C. The ways to save energy are not time-consuming or costly.
D. We should close curtains so that our house looks more beautiful.
30. The word “cut” in the passage is closest in meaning to _________?
A. raise B. increase C. destroy D. reduce
31. What is the main topic of the passage?
A. How to protect the environment
B. How to use light bulbs
C. How to keep your house warm
D. How to save energy
32. The word “they” in the passage refers to __________.
A. windows B. curtains C. electrical appliances D. ordinary bulbs
