19.In recent years,the population of the world has been increasing rapidly.
Why is this enormous increase in population (41)D?It is really due to the spread of the knowledge and the (42)B of what is coming to be called Death Control.You have heard of Birth Control?Death Control is (43)A rather different.Death Control (44)B the work of the doctors and nurses and the hospitals and the health(45)D in keeping alive people who,a few years ago,would have died of some of the (46)C serious killing diseases,(47)A they used to be.
Squalid conditions,which we can correct by an improved (48)D of living,caused a lot of diseases and dirt.Medical examinations at school (49)D diseases early and ensure healthier school(50)C.Scientists are at work stamping out malaria and other more deadly diseases.If you are seriously ill there is a ( an ) (51)B to take you to a modern hospital.Medical care helps to keep people alive longer.We used to think seventy is a (52)A age; now eighty,ninety,it may be,are coming to be considered as a normal age for human beings.People are living longer because of this Death Control,and fewer children are dying,so the population of the world is (53)C.
However,this enormous increase of population will create immense problems.By the year of 2050,unless something desperate happens,there will be as(54)D as 7,500,000,000people on the surface of this earth!How to(55)Asuch a large number of people?This is the greatest problem which (56)Cus.
A lot of things are going to happen in the next fifty years.It is very important to increase the (57)C of grain plants and(58)B has happened through the work of the geneticists in the last few years.For instance,there has been an enormous world increase in the production of (59)D Americans call corn (maize to us) owing to the development of new grains.And (60)D agriculture geneticists are working hard to get more food.
Why is this enormous increase in population (41)D?It is really due to the spread of the knowledge and the (42)B of what is coming to be called Death Control.You have heard of Birth Control?Death Control is (43)A rather different.Death Control (44)B the work of the doctors and nurses and the hospitals and the health(45)D in keeping alive people who,a few years ago,would have died of some of the (46)C serious killing diseases,(47)A they used to be.
Squalid conditions,which we can correct by an improved (48)D of living,caused a lot of diseases and dirt.Medical examinations at school (49)D diseases early and ensure healthier school(50)C.Scientists are at work stamping out malaria and other more deadly diseases.If you are seriously ill there is a ( an ) (51)B to take you to a modern hospital.Medical care helps to keep people alive longer.We used to think seventy is a (52)A age; now eighty,ninety,it may be,are coming to be considered as a normal age for human beings.People are living longer because of this Death Control,and fewer children are dying,so the population of the world is (53)C.
However,this enormous increase of population will create immense problems.By the year of 2050,unless something desperate happens,there will be as(54)D as 7,500,000,000people on the surface of this earth!How to(55)Asuch a large number of people?This is the greatest problem which (56)Cus.
A lot of things are going to happen in the next fifty years.It is very important to increase the (57)C of grain plants and(58)B has happened through the work of the geneticists in the last few years.For instance,there has been an enormous world increase in the production of (59)D Americans call corn (maize to us) owing to the development of new grains.And (60)D agriculture geneticists are working hard to get more food.
41.A.taking up | B.taking off | C.taking on | D.taking place |
42.A.experience | B.practice | C.understanding | D.awareness |
43.A.something | B.everything | C.nothing | D.anything |
44.A.knows | B.recognizes | C.approves | D.dismisses |
45.A.diets | B.examinations | C.activities | D.services |
46.A.probably | B.slightly | C.incredibly | D.deeply |
47.A.as | B.when | C.since | D.because |
48.A.interest | B.strength | C.belief | D.standard |
49.A.take | B.make | C.ignore | D.catch |
50.A.cooks | B.principals | C.children | D.parents |
51.A.car | B.ambulance | C.taxi | D.school bus |
52.A.good | B.bad | C.smart | D.foolish |
53.A.cheering up | B.growing up | C.shooting up | D.getting up |
54.A.much | B.few | C.little | D.many |
55.A.feed | B.educate | C.train | D.increase |
56.A.frees | B.forces | C.faces | D.finds |
57.A.number | B.quality | C.yield | D.taste |
58.A.a great many | B.a great deal | C.a sum | D.a majority |
59.A.that | B.which | C.how | D.what |
60.A.about | B.with | C.towards | D.throughout |
16._________ hard one may work,one cannot master a foreign language in a year or two.( )
A. | Though | B. | As | C. | While | D. | However |
15._________ and having two beautiful daughters never allow him to look down upon women.( )
A. | Marrying with Michelle | |
B. | Having married to Michelle | |
C. | Being married to Michelle | |
D. | Mr.Smith is married to Michelle |
14.My English-Chinese dictionary isn't in my schoolbag.Where _________ I have put it?( )
A. | can | B. | must | C. | should | D. | would |
13.Mary would never do anything that was not _________ of by her parents in order not to make them unhappy.( )
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A. | consisted | B. | allowed | C. | approved | D. | informed |