What is the ’biggest city in the world That is, (21) city has the largest population This seems like (22) question to answer, but actually it isn’t.
It’s actually rather difficult to say which cities (23) the largest. There are two reasons for this difficulty. First of all, it isn’t easy to determine a city’s boundaries, that is, where a city ends. Nowadays, nearly all cities have a large (24) area around them. So when we talk about the population of a city, we often mean the population of the whole metropolitan area around the city. That means that it’s difficult to determine what the population of a city is because it’s difficult to define what a city is.
The second reason that it is difficult to (25) the population of different cities is this: it is almost impossible to get (26) about the population of all cities for the same year. For example, we might get an estimate of New Yo
A. compile
B. compare
C. conduct
D. conclusion
During the 1980s, unemployment and underemployment in some countries was as high as 90 percent. Some countries did not (21) enough food; basic needs in housing and clothing were not (22) . Many of these countries looked to the industrial processes of the developed countries (23) solutions.
(24) , problems cannot always be solved by copying the industrialized countries. Industry in the developed countries is highly automated and very (25) . It provides fewer jobs than labor-intensive industrial processes, and highly (26) workers are needed to (27) and repair the equipment. These workers must be trained (28) many countries do not have the necessary training institutions. Thus, the (29) of importing industry becomes higher. Students must be sent abroad to (30) vocational and professional training. (31) , just to begin training, the students must (32) learn English, French, German, or Japanese. The students then spend many years abroad, and (33) do not return home.
Al
A. keep
B. maintain
C. retain
D. protect
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