单项选择题
The population decreased from the 1840s until about 1970,largely because of（）.
A.a low birth rate
B.a high death rate
C.a low employment rate
D.a high emigration rate
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相关考题
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单项选择题
Ireland is unique among European countries for（）.
A.its small population
B.its beautiful scenery
C.its rich natural resources
D.its century-long population decline -
单项选择题
Ireland has the following demographic features except（）.
A.it has a low birthrate
B.it has a late marriage age
C.it has an excess of females in the population
D.it has a high proportion of bachelors and spinsters of all ages -
单项选择题
Which of the following is not true of Ireland.s climate?（）
A.It is dry.
B.It is moist.
C.It is mild.
D.It is changeable
