目前世界各国所采用的最主要、最典型的中央银行制度类型是复合式中央银行制度。()
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These five years of hard work is the______of him.
A. building
B. constructing
C. making
D. doing
The loss of the rain forests would upset the climates of tropical countries, bringing droughts and floods and______soil.
A. fertile
B. sterile
C. hostile
D. serial
Which of the following sentences is INCORRECT？
A. Cutlery consists of the knives, forks, and spoons that you eat your food with.
B. English poetry is one of their great heritages.
Cattle are cows and bulls.
D. Poultry refers to chickens, ducks, and other birds that are kept for their eggs and meat as.
在病例对照研究中，配比过度会导致提高研究效率。()
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