题目内容
A．offB．awayC．upD．on
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Anxiety about financial matter lessened somewhat when, in 1910, the United States accepted
听力原文：W: There is something wrong with my computer.
M: My computer works well, you can take it to use now.
Q: Which one is correct in the following？
(23)
The astonished astronomer went to the director of the institute and told him about the incident. 'Oh, yes. That's one of the words he knows,' the director said, showing no surprise at all.
Dolphins have bigger brains in proportion to their body size than humans have, and it has been known for a long time that they can make a number of sounds. What is more, these sounds seem to have different functions, such as warning each other of danger. Sound travels much faster and much further in water than it does in air. That is why the parts of the brain that deal with sound are much better developed in dolphins than in humans. But can it be said that dolphins have a 'language' in the real sense of the word？ Scientists don't agree on this.
A language is not just a collection of sounds, or even words. A language has a structure, or what we call a grammar. The grammar of a language helps to give it meaning. For example, the two questions 'Who loves Mary？' and 'Who does Mary love？' mean different things. If you stop to think about it, you will see that this difference doesn't come from the words in the question but from the difference in structure. That is why the question ' Can dolphins speak？' can't be answered until we find out ff dolphins not only make sounds but also arrange them in ways which affect their meaning.
The dolphin leapt into the air because ______.
Which of the following that the author should have said when she quarreled with her former
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