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last-with-to-save-for-cost
SAVING ENERGY
For most North American households, lighting accounts(1).....last............ 10 percent to 15 percent of the electricity bill. However, this amount can be reduced by replacing an ordinary 100-watt light buld(2)......to..... an energy-saving buld. These bulds use a quartar of the electricity of standard bulds and(3)........for...... eight times longer. Therefore consumers can(4).......cost........ about U7toU7toU21 per buld
1. " why don't we use energy-saving bulbs to save electricity?" an said
an suggested that energy-saving bulds...should save electricity.........................................................
2. my father suggested going out for a meal
my father said " shall......we go out for a meal............................................
3. my sister watches more tv than me
i don't......watch TV as well as my sister........................................................
4. if i finish my homework, i can go out at the weekend
unless i ......finish my homework,i can't go out at the weekend........................................................................
1. Scientists are looking forward to the alternative energy sources
2. I suggest not turning the lights on when the room is light enough
3. It is necessary to use energy-saving bulbs instead of ordinary bulbs
4. You should reduce the amount of electricity your family uses
5. If we go on wasting water, there will be a shortage of fresh water
6. Energy-saving bulbs should be used to save electricity
7. The solar energy that gets to the Earth can't provide enough power for the world's population
8. I think we should turn off all the lights and fans before leaving the classroom
9. How about taking a shower instead of a bath to save water ?
10. If we go on littering, the environment will become seriously polluted
IV. Read the text then answer the questions: (2pts)
Electricity is the most common form of energy today. In the modern world, electricity is very available at the touch of a switch. Electricity has many uses. The most common use of electricity is providing artificial lighting. In factories, electricity is used to light up the work place. It is also used to operate air conditioners, computers and many other machines. Electricity is also used to power the many appliances that we have in our homes such as appliances include television sets, computers, electric fans, irons and many others. The list is simply endless. Modern man will most probably be lost without electricity.
1. Is electricity the most common form of energy today?
yes it is
2. What is the most common use of electricity?
the most common use of electricity is providing artificial lighting
3. What do people use electricity for at home?
people use elestricity for television sets, computers, electric fans, irons and many other applicances at home
4. How would our life be if there were no electricity?
if there were no electricty, modern man would be lost
she asked me how i (use) to use english in the future
the internet wonderful (invent) invention of the modern life
energy saving bulds should (use ) be used to save electricity\
1. used 2. invention 3. be used