CHỌN TỪ / CỤM TỪ THÍCH HỢP (ỨNG VỚI A, B, C HOẶC D) ĐỂ HOÀN THÀNH CÂU...

Câu 30: Chọn từ / cụm từ thích hợp (ứng với A, B, C hoặc D) để hoàn thành câu sau. Have you ever considered ………… to another country? A/. move B/. moving C/. to move D/. to be moving Đọc kỹ bài khoá sau và chọn phương án đúng (ứng với A, B, C hoặc D) cho các câu từ 31 đến 35. The population of the world has increased more in modern times than in all other ages of history combined. World population totalled about 500 million in 1650. It doubted the period from 1650 – 1850. Today the population is more than five billion. Estimates based on research by the United Nations indicate that it will more than double in the twenty – five years between 1975 and the year 2000, reaching seven billion by the turn of the century. No one knows the limits of population that the Earth can support. Thomas Malthus, an English economist, developed a theory that became widely accepted in the 19

^th

century. He suggested that because world population tented to increase more rapidly than the food supply, a continual strain was exerted upon availble resource. Malthus cited wars, famines, epidemics and other disasters as the usual limitations of pupulation growth. With recent advances in science and technology, including improved argricultural methods and great strides in medicine, some of the limiting factors in population growth have been lessened with obvious result. International organization have recommended programs to encourage general economic development in target areas along with a decrease in birth rates to effect a lasting solution