[简答题]Many of the conditions that __________ population pressures --- overcrowding, unemployment, poverty, hunger and illness --- lead to dissatisfaction.
A. A．bring forward
B．give rise to
C．feed up with
D．result from

[单项选择]Many of the conditions that population pressures- overcrowding, unemployment, poverty, hunger and illness______ lead to dissatisfaction.
A. bring forward
B. give rise to
C. feed up with
D. result from

[单项选择]The population of many Alaskan cities has（　）doubled in the past three years.
A. larger than
B. more than
C. as great as
D. as many as

[单项选择]The population of many Alaskan cities has ____ doubled in the past three years.
A. larger than
B. as great as
C. more than
D. as many as

[单项选择]The population of many Alaskan cities has ______doubled in the past three years.
A. larger than
B. more than
C. as great as
D. as many as

[简答题]many experts/in the sixties/that/the population/were warning/had outgrown/its resources/ of Japan

[简答题]动态人群（dynamic population）

[填空题]Slower population increase is largely responsible for the slight slowdown in the growth of the labor force.

[单项选择]Who sponsored the conference on population
A. Cairo.
B. The United Nations.
C. The World Bank.
D. The World Health Organization.

[单项选择]The Canadian population is chiefly characterized by its (47)______ duality. In other words, most Canadian speak either English or French. (48)______their origins, most Canadians attend school, work and play in either the French or English language or, in some cases, in both. However, Canada has a variety of minority groups who keep__(49)______ cultural characteristics. For a long time the Canadian Government (50)______ a policy of assimilation. But it did not work. (51)______ from different countries still kept their own cultures, religions, languages, and ways of life. At school even the French-speaking children and English-speaking children did not enjoy learning each other’s language. So in 1971, the Canadian Government (52)______ a policy of multiculturialism, recognizing that cultural pluralism within a bilingual framework was the essence of the Canadian society. Accordingly immigrants may be instructed in at least one official language to help them become full (53)______ in