问题
填空题
根据参与组合的组合因子的性质和主次关系以及组合的方式不同，组合的类型大体可分为同类组合、异类组合、主体（）和重组组合4类。
答案
参考答案：附加
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根据参与组合的组合因子的性质和主次关系以及组合的方式不同，组合的类型大体可分为同类组合、异类组合、主体（）和重组组合4类。
参考答案：附加
Do you know how to study better and make your study more effective(有效的)？We all know that Chinese students usually study very hard for long 35 .This is very good, but it doesn’t 36 a lot, for an effective student must have enough sleep, enough rest and exercise. Every day you need to go out for a walk or visit some friends or some nice places. It’s good for your study. When you return 37 your studies, your mind will be refreshed(清醒) and you’ll learn more 38 study better. Psychologists(心理学家) 39 that learning takes place in this way. Here take English learning 40 an example. In the first few months you can make a lot of progress and you feel happy. Then your language study seems 41 the same. So you will think you’re learning 42 and you may give up. This can last for days or even weeks, yet you needn’t give up. At some point your language study will take another big 43 . You’ll see that you really have been learning all along. If you get enough sleep, food, rest and exercise, studying English can be very effective and interesting. Don’t 44 along the way. Learn slowly and you’re sure to get a good result.
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