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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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