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What Can We Do for the Environment
Hello£¬everyone£®It's nice to speak about what we can do for the environment£®And I think each of us can do a little bit to help with this problem£®
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Hello£¬everyone£®It's nice to speak about what we can do for the environment£®And I think each of us can do a little bit to help with this problem£®
First£¬we can use cloth bags instead of plastic bags when we go shopping£®¡¾¸ß·Ö¾äÐÍÒ»¡¿It helps to protect the environment£®£¨ÔÚ¹ºÎïʱÓò¼´ü×ÓÌæ´úËÜÁÏ´ü£¬±£»¤»·¾³£©Next£¬we need to reuse the old textbooks as possible as we can so that more paper can be saved£®¡¾¸ß·Ö¾äÐͶþ¡¿£¨ÔÙÀûÓÃʹÓùýµÄ¿Î±¾£¬½ÚÔ¼Ö½ÕÅ£©Also£¬we should never forget to turn off the lights when we leave the classrooms in order to save energy£¨À뿪½ÌÊÒÓ¦¹ØµÆ£¬½ÚÔ¼ÄÜÔ´£©£®What's more£¬it would be better if we walk or ride a bike to school£®We must try our best to reduce pollution£®£¨×ß·»òÆï×ÔÐгµÉÏѧ£¬¼õÉÙÎÛȾ£©
In fact£¬even the simplest everyday activities can make a real difference to the environment£®I believe we can make the world a better place to live in£®
Thank you for your listening!
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| Name£ºRegular light bulb Price of one bulb£º1.5 Cost of energy£º9.30£¨used in one year£© Energy used£º75watts£¨Most of the energy is wasted as heat£© Life of the bulb£º1£¬000hours |
| Name£ºEnergy-saving light bulb Price of one bulb£º5 Cost of energy£º2.50£¨used in one year£© Energy used£º20watts Life of the bulb£º10£¬000hours |
A.75watts
B.55watts
C.20watts
D.50watts
42£®Why do regular light bulb use so much energy£¿C
A£®They make more light than energy-saving light bulbs£®
B£®They can be used for a longer time than energy-saving ones£®
C£®Most of the energy is wasted as heat£®
D£®It's because of their shapes£®
43£®What can we learn from the reading£¿C
A£®Using more energy can produce less pollution£®
B£®The price of regular light bulbs is not cheaper than that of energy-saving ones£®
C£®It is a good idea to use energy-saving light bulbs£®
D£®An energy-saving light bulb has a shorter life than a regular one£®
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This happening made Peter £¨76£©angry£®He made up his mind to catch the pike£®On three following mornings we returned to £¨77£©the same place and used several different kinds of bait£¨ÓÕ¶ü£©£®On the third day Peter was£¨78£©lucky£®He did his best and caught the monster£®There was a desperate£¨¼¤Áҵģ©fight but Peter £¨79£©succeeded£®When he got it ashore and killed it£¬he weighed the fish and found that it was £¨80£©nearly15kilos-a record for that district£®
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