填空题
Directions: In this section, there is a passage with ten blanks. You are required to select one word for each blank from a list of choices given in a word bank following the passage. Read the passage through carefully before making your choices. Each choice in the bank is identified by a letter. Please mark the corresponding letter for each item on Answer Sheet 2 with a single line through the centre. You may not use any of the words in the bank more than once.Questions 1 to 10 are based on the following passage.Just because they can’t sing opera or ride a bicycle doesn’t mean that animals don’t have culture. There’s no better example of this than killer whales. As one of the most__1__predators(食肉动物),killer whales may not fit the__2__of a cultured creature. However, these beasts of the sea do display a vast range of highly__3__behaviors that appear to be driving their genetic development.The word “culture” comes from the Latin “colere,” which__4__means “to cultivate.” In other words, it refers to anything that is__5__or learnt, rather than instinctive or natural. Among human populations, culture not only affects the way we live, but also writes itself into our genes, affecting who we are. For instance, having spent many generations hunting the fat marine mammals of the Arctic, the Eskimos of Greenland have developed certain genetic __6__ that help them digest and utilize this fat-rich diet, thereby allowing them to __7__ in their cold climate.Like humans, killer whales have colonized a range of different __8__ across the globe, occupying every ocean basin on the planet, with an empire that __9__ from pole to pole. As such, different populations of killer whales have had to learn different hunting techniques in order to gain the upper hand over their local prey(猎物). This, in turn, has a major effect on their diet, leading scientists to __10__ that the abilitytolearn population-specific hunting methods could be driving the animals’ genetic development.A)acquiredB) adaptationsC) brutalD) deliberatelyE) expressedF) extendsG) habitatsH) humbleI) imageJ) litereallyK) refinedL) revolvesM) speculateN) structureO) thrive
填空题
Directions: In this section, there is a passage with ten blanks. You are required to select one word for each blank from a list of choices given in a word bank following the passage. Read the passage through carefully before making your choices. Each choice in the bank is identified by a letter. Please mark the corresponding letter for each item on Answer Sheet 2 with a single line through the centre. You may not use any of the words in the bank more than once.Questions 1 to 10 are based on the following passage.The center of American automobile innovation has in the past decade moved 2,000 miles away. It has1from Detroit to Silicon Valley, where self-driving vehicles are coming into life.In a2to take production back to Detroit, Michigan lawmakers have introduced3that could make their state the best place in the country, if not the world, to develop self-driving vehicles and put them on the road. “Michigan’s4in auto research and development is under attack from several states and countries which desire to5our leadership in transportation. We can’t let happen,” says Senator Mike Kowall, the lead6of four bills recently introduced.If all four bills pass as written, they would7a substantial update of Michigan’s 2013 law that allowed the testing of self-driving vehicles in limited conditions.Manufacturer would have nearly total freedom to test their self-driving technology on public roads. They would be allowed to send groups of self-driving cars on cross-state road trips, and even set on-demand8of self-driving cars, like the one General Motors and Lyft are building.Lawmakers in Michigan clearly want to make the state ready for the commercial application of self-driving technology. In9,California, home of Silicon Valley,recently proposed far more10rules that would require human drivers be ready to take the wheel, and commercial use of self-driving technology. A) bid B)contrast C)deputy D)dominance E) fleets F) knots G) legislation H) migrated I)replace J) represent k) restrictive L) reward M) significant N)sponsor O) transmitted
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