Rubbish:Easy to Produce,but Hard to Get Rid of
We produce a lot of rubbish.There is no question about it.The amount of rubbish we throw away is surprising (surprise).Scientists report that Americans produce about five 41____(pound)of rubbish per person-every day.Forty years ago,each person 42____ (produce)only half of it each day.There are 43____ (near)300 million people in the US.You do the math.How much rubbish do we produce every day?
In 44____ (add)to the amount of rubbish we produce,how we get rid of it is another problem.The plastic bags that we place outside of our homes need to be 45____ (carry)away every week.These bags are not 46____ (friend)to the environment at all.
Nobody is sure how long a plastic bag takes to totally break down,because we've only been 47____ (use)plastic as a business for about 90 years.It is 48____ (believe),however,that it may take 100 years for a plastic bag to completely break down.I am sure that you will feel 49____ (happy)to think that a plastic bag can live longer than the 50____ (major)of people on earth.
【正确答案】：41.pounds
42.produced
43.nearly
44.addition
45.carried
46.friendly
47.using
48.believed
49.unhappy
50.majority
