單項選擇題Industrial output has grown by an average of()annually since tariff barriers were eliminated in 1977.

A.3%
B.5%
C.8%
D.10%


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1.單項選擇題Sine the 1960s,()has become the mainstay of the Irish economy.

A.manufacturing 
B.mining
C.energy 
D.animal husbandry

2.單項選擇題In Ireland the agricultural enterprise producing the most income is().

A.forestry 
B.vegetable growing
C.sugar refining 
D.animal husbandry