【推荐2】______ ______ ______ ______, the Qinghai-Tibet Railway is a record of all of our efforts to overcome the most difficult engineering challenges.
青藏铁路历时数年建成，凝聚着我们攻克种种工程难题的全部心血。

【推荐3】根据提示将下列句子进行升练训练
1. 他沉迷于网络游戏，所以考试不及格。
He was addicted to Internet games and didn’t pass the exam.(用分词短语作状语改写句子)
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2. 互联网改变了我们的生活，与此同时，它也给我们带来了意想不到坏影响。
The Internet changed our life.At the same time it also brought us some unexpected had influences.(用which连接两个并列句)___________________________________________________________
3. 首先，互联网给我们提供了一种更加方便、高效的方式，通过这种方式我们能够处理很多日常事务。
First of all，the Internet provides us with a more convenient and efficient means. We can address lots of daily affairs by these means.(用介词+which引导的定语从句合并句子)
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4. 俗话说，人生在世无朋友犹如生活无太阳。
We all know the saying that a life without a friend is a life without the sun.(用as引导的非限制性定语从句改写句子)
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5. 他们甚至因不适应食物、气候而生病。
They even fall ill simply because the new climate and food don’ t agree with then.(用非限制性定语从句，lead to加复合宾语改写句子)
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6. 据说，大部分大一新生无法适应环境的改变。
It’ s said that most freshmen are confused by the sudden change of their environment and don’ t know how to deal with it.(用be said to be/do和现在分词作结果状语改写句子)
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7. 最重要的是要学会控制你的脾气，不要做任何让自己后悔的事，不要说任何让自己后悔的话。
The most important thing is to learn to control your temper in order not to do or say anything you’ ll regret.(用what引导的主语从句及so that改写句子)
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8. 我认为养成一个良好的习惯很重要。
I think it is also important to develop a good habit.(用适当的高级词汇及结构改写为简单句子)
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【推荐1】不胜伤悲，她跳进了梁山伯的坟墓。
________ ________ _______, she jumped into the Liang’s grave.

【推荐1】假设这是真的,我们现在该怎么办？(assume)
__________________________________, what should we do now?

【推荐2】_____________________ (一旦被发现偷东西)in the supermarket, any salesperson will be fired at once. (once)

【推荐3】如果你遵循以上建议，用不了多久你就会气色好的多，感觉棒的多。
If you ______ ______ ______ _____,you will look and feel much better____ _____ ____ at all.