更多"The birth control measures have hel"的相关试题:
[单项选择]The birth control measures have helped to ______ the city’’s population.
A. hold up
B. hold off
C. hold on
D. hold down
[填空题]Counseling programs have helped in preventing children from re sorting to violence.
[单项选择]______pollution control measures tend to be money consuming, many industries hesitate to adopt them.
A. Although
B. However
C. When
D. Since
[单项选择] Advances in technology have helped more of the world’’s population live better and longer — and that’’s part of our problem!
Better health standards have kept larger numbers of people alive. The world’’s population is now almost four billion and expected to double in twenty-five years. Growing population and slowly rising living standards have increased our need for food at the rate of 30 million tons per year. As a result, the world’’s stockpile of food is declining by about 10 million tons per year.
THE RISE AND FALL OF THE GREEN REVOLUTION
From the early 1950 until 1972, world food production increased greatly. The Green Revolution extended scientific techniques to agriculture in the form of hybrid seed and poultry, chemical fertilizers and pesticides, and complex irrigation systems. Strains of corn, sorghum, soybeans, wheat, and rice were developed to flourish under particular climate and soil conditions.
In the United States, corn production rose to 110 bus
A. pollution
B. population
C. food crisis
D. oil crisis
[填空题]Most EU countries have the lowest birth rate in the world according to the statistics given by the Centre.
[填空题]Patients who are diagnosed as anthrax don’t have to be quarantined for ______.
[填空题]Populations have 3 agents, namely, a birth rate, a death rate, and a growth rate.
[填空题]The boy is（）(fortune) to have been helped and guided by an experienced teacher.
[简答题] Acculturation (儿童的开化), which begins at birth, is the process of teaching new (47)______ of children the (48)______ and values of the parents’’ culture. How people (49)______ newborns, for example, can be indicative of cultural values. In the United States it is not uncommon for parents to put a newborn in a separate room that (50)______ only to the child. This helps to preserve parents’’ (51)______ and allows the child to get used to having his or her own room, which is seen as a first step toward personal independence. Americans (52)______ have held independence and a closely-related value, individualism, in high esteem (尊重). Parents try to instill these prevailing values in their children. American English expresses these value (53)______: children should "cut the (umbilical) cord" and are encouraged not to be "tied to their mothers’’ apron strings." In the process of their socialization children learn to "look out for number one" and to "stand on their own two feet."
Many c
