科研之友
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摘要
<正>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。1In a world surrounded by bad news, it may feel like an unhappy place sometimes.1If you make even one person smile today, you can help make this world a better place. Here is a list of ideas to help you.2In this day and age where everything is sent via the Internet, it’s a shock to receive a letter through the post.
