题目内容
Shanghai is the first city in the world ____a high-speed maglev train, from the city to Pudong Airport.
A. to build B. to be built C. to have built D. to have been built
C
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题目内容
Shanghai is the first city in the world ____a high-speed maglev train, from the city to Pudong Airport.
A. to build B. to be built C. to have built D. to have been built
C