题目内容
进入该西洋体系的协议国受到流动性支持，其对储备货币的需求大大减少了。
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布雷顿森林体系实际上是金汇兑本位制。
Listen to Part 3 of Listening 2 and complete the following paragraphs.Avoid (1) __________ purchases. We throw too much away and still re-cycle too little. Large amounts of energy and (2) __________ go into disposing of endless amounts of “stuff”, much of (3) ___________ we don’t really need. Avoid the temptation to buy useless things.Telecommute. Do you really need to (4) __________ your way through traffic each and every day, or just to sit at your office desk and work on your computer? Do you need to fly to a (5) __________ in another city in order to talk to your colleagues? Or can you make best use of the (6) __________ of the Internet to do some of this remotely? Telecommuting can be an (7) __________ way of doing “paperwork” in your home office and more and more (8) __________ are seeing the benefits of this and loving the concept.
地球霸主恐龙是何时灭绝的？
以下哪些因素可能造成生物灭绝？
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