题目内容
Beijing is one of the ____ in the world today.
A.busiest city | B.busiest cities | C.busy city | D.busy cities |
B
此题考查固定句型结构one of the+形容词的最高级+名词的复数表示最…其中之一。
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A.busiest city | B.busiest cities | C.busy city | D.busy cities |