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英语六级

单选题

A．Protect roads along the shore.
B．Build on beaches with seawalls.
C．Add sand to beaches with seawalls.
D．Stop building seawalls.

参考答案：D进入在线模考

What would the speaker probably advise engineers to do?
细节题。根据Because of the real risk of losing beaches，many geologists support a ban on all types of stabilizing construction on the shorelines．可知发言者可能建议工程师停止建造海堤。因此，正确答案为D。

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1Questions are based on the following passage.
Our ape-men forefathers had no obvious natural weapons in the struggle for survival in the open. They had neither the powerful teeth nor the strong claws of the big cats. They could not 26 with the bear, whose strength, speed and claws provided an impressive ´small fire´ weaponry. They could not even defend themselves by running swiftly like the horses, zebras or small animals. If the ape-men had attempted to compete on those terms in the open, they would have been 27 to failure and extinction. But they were 28 with enormous concealed advantages of a kind not possessed by any of their competitors. In the search of the picking of the forest, the ape-men had 29 efficient stereoscopic vision and a sense of colour that the animals of the grasslands did not possess. The ability to see clearly at close range permitted the ape-men to study practical problems in a way that lay far 30 the search of the original inhabitants of the grassland. Good long-distance sight was quite another matter. Lack of long-distance vision had not been a problem for forest-dwelling apes and
monkeys because the higher the viewpoint, the greater the range of sight--so 31they had had to do was climb a tree. Out in the open, however, this simple solution was not 32. Climbing a hill would have helped, but in many places the ground was fiat.
The ape-men 33 the only possible solution. They reared up as high as possible on their hind limbs and began to walk upright.
This vital change of physical position brought about considerable disadvantages. It was extremely unstable and it meant that the already slow ape-men became slower still. However, they per severed and their bone structure gradually became 34 to the new, unstable position that 35 them the name Homo erectus, upright man.
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B. driven
C. match
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J. generated
K. familiarized
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M. available
N. beyond
O. Bestowed
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