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C．the effects of the pictures of flowers and gazing eyes were so different
D．the effects of eyes and other perceptual signals were so powerful
48．The phrase “sheds light on” in Paragraph 4 probably means “ ”.
A．hints at B．makes clearer C．points to D．further proves
49．According to the passage, early humans .
A．were less selfish than the present-day people
B．were more co-operative in nature
C．had to be co-operative to survive
D．had to behave better than the present-day people
50．Images of eyes could be put up in the following places EXCEPT .
A．subway entrances B．supermarkets C．back streets D．hotel bedrooms
Part IV Cloze Test (15 minutes, 10 points)
Directions: There are 10 blanks in the following passage. For each numbered blank, there are 4 choices marked A, B, C and D. Choose the best one and mark your answer on the ANSWER SHEET with a single line through the center.
German zoologist Randolf Menzel says bees aren’t as busy as people believe they are. “Bees are not particularly 51 . Instead they sleep a lot and are lazy. They spend 52 80 per cent of the night sleeping. Even during the day they often fly to the nest 53 they rest their wings,” said Menzel, a zoologist at the Free University in Berlin, who has studied bees for four decades. But to 54 for their apparent laziness, they are actually very intelligent. They are 55 learners and able to recognize various smells.
Menzel said bees’ learning, like 56 of many animals, was based on a reward system. “If a bee is rewarded once for something, it remembers it for a week. But if it is rewarded three times, it will remember it for its 57 lifetime,” said Menzel. He last week was awarded a 58
by the German Zoological Society.
The memory capacity of bees means they can 59 among more than 50 different smells to find the one they want. “What is interesting is that what smells good to a bee, is also a 60
smell for humans,” said Menzel.
51．A．working hard B．hardworking C．hard working D．working hardly
52．A．as to B．as much C．up to D．such as
53．A．what |
