不等式组的解集在数轴上表示为如右图， 则原不等式组的解集为 （　　）

    How are you getting along with your high school? It may be hard for you as this is the first time you ____ (leave) your parents. I know that you are now having trouble ____ (communicate) with others. That's ____ you are new here and people don't know about you. But I think you can follow the advice below.

    First, you should take ____ active part in the discussions and show your own opinions about the matters, and at the same time, learn to listen to other people's views ____ (careful). Second, you should learn about your classmates' likes and dislikes, ____ can make you get familiar with them. Only in this way can you get to know more ____ (difference) people and show them that you are just as friendly. I'm always here ready to help. We can take part in some ____ (activity) together and I can introduce you to others.

    There's no need ____ (worry) too much. People will know you more very soon and will like to make friends ____ you if you can do as the above. Just remember, “God helps those who help themselves.”

发电机是根据    ____  的原理制成的。交流发电机的主要组成部分：____、 ____    ____  、____ 。大型发电机的定子是 ____ ，转子是____ 。

（1）这个故事听起来很有趣。
This story ____ .
（2）一方面，听英语歌曲有助于我们放松。另一方面，这也是一个练习英语的好方法。
One the one hand, listening to English songs can help us relax. ____  it’s also a good way to practice English.
（3）学习语言礼节与学习语法或词汇同等重要。
Learning about language etiquette is just ____  learning grammar or vocabulary.
（4）为了不要再数学考试不及格，约翰已经在图书馆学习了将近两个星期。
John has been studying in the library for nearly 2 weeks ____  fail the math exam anymore.
（5）我们需要学会如何礼貌地提出请求。
We need to learn ____ polite when we make requests.

***访欧一路文化一路诗，一个个历史典故和文学引语信手拈来。在荷兰和比利时，***夫妇身着中式服装出席国宴，穿出了“中国风”。材料说明***向世界传达（  ）
①我国传统文化底蕴深厚                                 ②中华文化博大精深、源远流长
③中华文化魅力独特                                         ④文化的多样性让世界更加丰富多彩