美联储决定，到2011年6月底以前通过购买6000亿美元的美国长期国债，增加货币供给，以进一步刺激美国经济复苏。这一政策对我国经济的影响，可能有（）
①我国对美国的债权贬值，外汇资产缩水
②人民币升值预期加大，加剧国际投机资本涌入
③国际大宗商品价格上涨，增大我国物价上涨压力
④我国出口美国商品的竞争力增强，外汇收入增加
A.①②③
B.①②④
C.①③④
D.②③④
参考答案：B
根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。 Kids' health: Four steps for fighting stress Everybody gets stressed time to time. 小题1: Some ways of dealing with stress 一like screaming or hitting someone一don't solve (解决) much. But other ways, like talking to someone you trust, can lead you to solving your problem or at least feeling better. Try taking these four steps the next time you are stressed: (1) Get support. When you need help, reach out to the people who care about you. Talk to a trusted adult, such as a parent or other relatives. 小题2: They might have had similar problems, such as dealing with a test, or the death of a beloved pet. (2) Don't take it out on yourself. Sometimes when kids are stressed and upset they take it out on themselves. Oh, dear, that's good idea. Remember that there are always people to help you. Don't take it out on yourself. 小题3: (3) Try to solve the problem. After you're calm and you have support from adults and friends, it's time to get down to business. 小题4: Even if you can't solve it all, you can solve a piece of it. (4) Be positive. Most stress is temporary(暂时的).Remember stress does go away, especially when you figure out the problem and start working on solving it. These steps aren't magic, but they do work. And if you can stay positive as you make your way through a tough time, you'll help yourself feel better even faster. 小题5:
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