—Sorry, I don't know how many colours there are in a rainbow.
—Are you joking? This is just ________ knowledge.
A.natural B.general C.proper D.ancient
—I have a poor sense of ________ and can easily get lost in a new city.
—Why not use Baidu maps on your phone?
A.vacation B.condition C.direction D.situation
目前，网上学习越来越受到学生们的欢迎，而其利弊也不同程度地显现了出来。请以“Advantages and Disadvantages of Studying Online”为题为校刊的英语专栏写一篇短文，内容包括：
1. advantages of studying online( at least 2 points)
2. disadvantages of studying online( at least 2 points)
3. your opinion on studying online
要求:
1）表达清楚，语法正确，上下文连贯；
2）须回复所有问题
3）词数：100词左右（开头和结尾已给出，不计入总词数）；
4）不得使用真实姓名、校名和地名等。
With the development of the Internet，studying online is becoming more and more popular among the students. _____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
如果这种新能源更加广泛地被使用，环境污染将会大大减少。
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因为他与每个人都相处融洽，所以人们对他评价很高。
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昨天这个时候，我们正在上一节关于中国文化的课。
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