Giải thích ra giúp em luôn với ạ 1)One third of the world’s ................ consumes two thirds of the world resources. A. people B. men C. population D. human 2)The practice of controlling the number of children a person has, using various methods of contraception is called ................ A. family planning B. birth control C. population D. A & B 3)Since the early 1990s Viet Nam has experienced ................ growth but the differences between the lives of the rich and the poor have been greater. A. population B. economic C. educational D. financial 4)One third of the world’s population consume two thirds of the world’s ................ A. materials B. minerals C. resources D. fuels ................ is the number of births every year for every 100 people in the population of a place. A. Birth-place B. Birth-rate C. Birth-right D. Birth-control 5)A sudden large increase in the number of people in an area is called a ................ . A. population explosion B. population crisis C. population increase D. population growth 6)China’s population growth rate has ................ in the past years, although its population is still ................ . A. declined – decreasing B. doubled – increasing C. increased – decreasing D. decreased – increasing 7)It has been predicted that the world’s population might reach the ................ of about 7 billion. A. figure B. amount C. quantity D. totality 8)A ............... is a number representing a particular amount, especially one given in official information. A. image B. digit C. key D. figure 9)To ............... is to become, or make something become, twice as much or as many. A. double B. increase C. decrease D. rise up