I.Read the passage and fill in the blank with one most suitable word. (10pts)
Saving energy doesn't have to be expensive or time-consuming. But what can you do to save
energy? There is plenty that you (56) __________ do to help the process of energy
conservation. You can save energy (57) __________ doing things like making sure that the
kettle doesn't contain more water (58) __________ that you need, always washing a full load
in the washing (59) __________rather than a half load, or turning up your air-conditioner by
2°C – this could cut your electricity bill by 10%. Make (60) __________ that hot water taps
are not left running and replace washers if your taps drip. (61) __________ work, you can turn
off any light and your computer if you are not (62) __________ them. Change to energy-
saving light bulbs – these use much less electricity, and often last eight times (63)
__________ than an ordinary bulb. Draw back your curtains and (64) __________ off the
light during the day. Switching off electrical appliances (65) __________ they are not in use
makes a big contribution to energy-saving, too.
(56) plenty,
(57) by,
(58) than,
(59) machine,
(60) sure,
(61) At,
(62) using,
(63) longer,
(64) turn,
(65) when
56 can
57 by
58 than
59 machine
60 sure
61 At
62 using
63 longer
64 turn
65 when