2010年12月大学英语四级真题试卷及参考答案

Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the conversation and the questions will be spoken only once. A...

But as reliance on the Web grows, there are signs that the question is getting more serious attention: Last month, a study published in CNS Spectrums claimed to be the first large-scale look at excessive Internet use. The American Psychiatric Assoc...

61. What do we know about the black boxes from Air France Flight 447? A) There is still a good chance of their being recovered. B) There is an urgent need for them to be reconstructed. C) They have stopped sending homing signals...

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