“机器学习”的英文__________（Big Data 中的词组，请小写）

A．has B．have C．is D．are

A．to have completed B．to complete C．having been completed D．to have been completed

A．so a big mistake B．a so big mistake C．such a big mistake D．such big a mistake

Big Ben is the great clock【C3】______up in a tower of the Parliament building. This is the building in London where laws are【C4】______. The people of London like to see Big Ben's four friendly faces. They like to hear the chimes【C5】______. 15 minutes. They like to hear the bell【C6】______on the hour. Bong! Bong! Bong! Big Ben's story started in 1834. In that year the old parliament building burned【C7】______. Its clock tower crashed to the ground. There【C8】______to be a new building—and a new clock. Plans were made. They called【C9】______a "King of Clocks, the biggest and best in the world". So the clock had to be big. And it had to【C10】______very good time. In two years the big clock was made. Five more years went by【C11】______the clock tower was finished. Then the four bells for the chimes were brought into the tower. And at last the giant hour bell was put in【C12】______. It rang our for the first time【C13】______July 11, 1859. This great bell had to【C14】______a name. A meeting of Parliament was called to pick【C15】______. "This clock is the King of Clocks," one man said. "Let's call the bell the Queen of Bells." "Then why not Victoria？" said【C16】______.(Victoria was the British queen at that time)The talk about names went【C17】______. Then Benjamin Hall got up to speak. He was a big man that others liked. By this time they were all【C18】______. Some one shouted, "Why not call it Big Ben and be done【C19】______it？" Everybody laughed, and the meeting broke up. But Big Ben it was from then on. Not just the bell【C20】______the whole clock. 【C1】 A．once B．usually C．ever D．even

A．it represents a small percentage of India's highly educated population. B．Indian people are spread all over the world. C．India's government restricts emigration carefully.

A．in front of B．in the front of C．in front D．ahead

A．to help B．helps C．helping D．help

A．do you B．will you C．don’t you D．won’t you

A．making complex networks work in a coordinated way B．reducing the cost by producing things in large quantities C．being able to integrate innovations across complex systems D．controlling human behavior. with imposed restraints on creativity

A．go into B．get caught in C．come up with D．run away from