【简答题】阅读理解. The World Trade Center was built from 1969 to 1973 at a cost of $750 million. The two 110-story towers had been the tallest buildings until the Sears Tower in Chicago was completed in 1974 at 14...
【简答题】阅读短文,选择正确答案。 July 20th, 1969 was an important day. Two Americans landed on the moon. Their names were Armstrong and Aladdin. They went there by spaceship. Its name was Apollo. Apollo left Cape Kennedy...