______ I failed in English a third time, I had no doubt about my gift for foreign languages.
A．By the time B．Until C．After D．Unless
— Jack, this is the third time that you have been late this week.
— Sorry, sir, but I was ______ for 15 minutes on the way here in the traffic jam.
A．held up B．put up C．taken up D．given up
The driver tried everything he could think of, but the car just ______ not move.
A．should B．might C．must D．would
Knowledge and learning are important if we want to be successful, but they may also ______ our thinking.
A．direct B．limit C．change D．improve
— Would you mind giving your advice on how to improve our business management?
— If you make ______ most of the modern equipment, there will be ______ rise in production.
A．/; / B．the; a C．/; a D．the; /
假如你是李华，上个星期你们班里就“低碳”生活方式进行了积极的讨论。请你用英语为校园网站写篇短文，介绍以下讨论结果：
1. 节约水电
2. 垃圾分类处理
3. 少用纸巾
4. 骑自行车或乘坐公交车。
注意：1. 开头已经写好，不计入总词数； 2. 适当增加细节，词数在100-120左右
参考词汇：低碳 low carbon 纸巾 tissue
