问题
选择题
As is known to all, _____USA is _____ biggest developed country in the world.
A．the; 不填
B．不填; the
C．the; the
D．不填; 不填
答案
答案：C
考查冠词。the USA指美国，形容词最高级前面使用定冠词the;句意：众所周知，美国是世界上最大的发达国家。
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