Research on animal intelligence always makes me wonder just how smart humans are. 41 the fruit-fly experiments described in Carl Zimmer"s piece in theScience Timeson Tuesday. Fruit flies who were taught to be smarter than the average fruit fly 42 to live shorter lives. This suggests that 43 bulbs burn longer, that there is an 44 in not being too terrifically bright.Intelligence, it 45 , is a high-priced option. It takes more upkeep, burns more fuel and is slow 46 the starting line because it depends on learning—a 47 process—instead of instinct. Plenty of other species are able to learn, and one of the things they"ve apparently learned is when to 48 .Is there an adaptive value to 49 intelligence That"s the question behind this new research. I like it. Instead of casting a wistful glance 50 at all the species we"ve left in the dust I.Q.-wise, it implicitly asks what the real 51 of our own intelligence might be. This is 52 the mind of every animal I"ve ever met.Research on animal intelligence also makes me wonder what experiments animals would 53 on humans if they had the chance. Every cat with an owner, 54 , is running a small-scale study in operant conditioning. We believe that 55 animals ran the labs, they would test us to 56 the limits of our patience, our faithfulness, our memory for terrain. They would try to decide what intelligence in humans is really 57 , not merely how much of it there is. 58 , they would hope to study a 59 question: Are humans actually aware of the world they live in 60 the results are inconclusive.
A. upward
B. forward
C. afterward
D. backward
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Shopping habits in the United States have changed greatly in the last quarter of the 20th century. 1 in the 1900s most American towns and cities had a Main Street. Main Street was always in the heart of a town. This street was 2 on both sides with many 3 businesses. Here, shoppers walked into stores to look at all sorts of merchandise: clothing, furniture, hardware, groceries. 4 , some shops offered 5 . These shops included drugstores, restaurants, shoe-repair stores, and barber or hairdressing shops. 6 in the 1950s, a change began to 7 . Too many automobiles had crowded into Main Street 8 too few parking places were 9 shoppers. Because the streets were crowded, merchants began to look with interest at the open spaces 10 the city limits. Open space is what their car-driving customers needed and open space is what they got 11 the first shopping centre was built. Shopping centres, or rather malls, 12 as a collection of small new stores 13 crowded city centres. 14 by hundreds of free parking space, customers were drawn away from 15 areas to outlying malls. And the growing 16 of shopping centres led 17 to the building of bigger and better stocked stores. 18 the late 1970s, many shopping malls had almost developed into small cities themselves. In addition to providing the 19 of one stop shopping, malls were transformed into landscaped parks, 20 benches, fountains, and outdoor entertainment.
A. Suddenly
B. Abruptly
Contrarily
D. But
Shopping habits in the United States have changed greatly in the last quarter of the 20th century. 1 in the 1900s most American towns and cities had a Main Street. Main Street was always in the heart of a town. This street was 2 on both sides with many 3 businesses. Here, shoppers walked into stores to look at all sorts of merchandise: clothing, furniture, hardware, groceries. 4 , some shops offered 5 . These shops included drugstores, restaurants, shoe-repair stores, and barber or hairdressing shops. 6 in the 1950s, a change began to 7 . Too many automobiles had crowded into Main Street 8 too few parking places were 9 shoppers. Because the streets were crowded, merchants began to look with interest at the open spaces 10 the city limits. Open space is what their car-driving customers needed and open space is what they got 11 the first shopping centre was built. Shopping centres, or rather malls, 12 as a collection of small new stores 13 crowded city centres. 14 by hundreds of free parking space, customers were drawn away from 15 areas to outlying malls. And the growing 16 of shopping centres led 17 to the building of bigger and better stocked stores. 18 the late 1970s, many shopping malls had almost developed into small cities themselves. In addition to providing the 19 of one stop shopping, malls were transformed into landscaped parks, 20 benches, fountains, and outdoor entertainment.
A. while
B. yet
C. though
D. and then
Research on animal intelligence always makes me wonder just how smart humans are. 41 the fruit-fly experiments described in Carl Zimmer"s piece in theScience Timeson Tuesday. Fruit flies who were taught to be smarter than the average fruit fly 42 to live shorter lives. This suggests that 43 bulbs burn longer, that there is an 44 in not being too terrifically bright.Intelligence, it 45 , is a high-priced option. It takes more upkeep, burns more fuel and is slow 46 the starting line because it depends on learning—a 47 process—instead of instinct. Plenty of other species are able to learn, and one of the things they"ve apparently learned is when to 48 .Is there an adaptive value to 49 intelligence That"s the question behind this new research. I like it. Instead of casting a wistful glance 50 at all the species we"ve left in the dust I.Q.-wise, it implicitly asks what the real 51 of our own intelligence might be. This is 52 the mind of every animal I"ve ever met.Research on animal intelligence also makes me wonder what experiments animals would 53 on humans if they had the chance. Every cat with an owner, 54 , is running a small-scale study in operant conditioning. We believe that 55 animals ran the labs, they would test us to 56 the limits of our patience, our faithfulness, our memory for terrain. They would try to decide what intelligence in humans is really 57 , not merely how much of it there is. 58 , they would hope to study a 59 question: Are humans actually aware of the world they live in 60 the results are inconclusive.
A. outside
B. on
C. by
D. across
Research on animal intelligence always makes me wonder just how smart humans are. 41 the fruit-fly experiments described in Carl Zimmer"s piece in theScience Timeson Tuesday. Fruit flies who were taught to be smarter than the average fruit fly 42 to live shorter lives. This suggests that 43 bulbs burn longer, that there is an 44 in not being too terrifically bright.Intelligence, it 45 , is a high-priced option. It takes more upkeep, burns more fuel and is slow 46 the starting line because it depends on learning—a 47 process—instead of instinct. Plenty of other species are able to learn, and one of the things they"ve apparently learned is when to 48 .Is there an adaptive value to 49 intelligence That"s the question behind this new research. I like it. Instead of casting a wistful glance 50 at all the species we"ve left in the dust I.Q.-wise, it implicitly asks what the real 51 of our own intelligence might be. This is 52 the mind of every animal I"ve ever met.Research on animal intelligence also makes me wonder what experiments animals would 53 on humans if they had the chance. Every cat with an owner, 54 , is running a small-scale study in operant conditioning. We believe that 55 animals ran the labs, they would test us to 56 the limits of our patience, our faithfulness, our memory for terrain. They would try to decide what intelligence in humans is really 57 , not merely how much of it there is. 58 , they would hope to study a 59 question: Are humans actually aware of the world they live in 60 the results are inconclusive.
A. incredible
B. spontaneous
C. inevitable
D. gradual