ociety to do his utmost to protect the environment.
(2) It is the , I suppose, that have\has given rise to .
【分析】該強調句型強調句子主語，I suppose作為插入語。這是一個很好掌握的四級長句，在作文中需要分析原因時，可以用它闡述自己的看法。
It is the tighter job market, I suppose, that has given rise to the increase in the number of unemployed college students in China.
(3) It is only when that .
【分析】強調句型強調when引導時間從句。
It is only when you nearly lose someone that you become fully conscious of how much you value him.
第三步：練習與進步
A. 翻譯
1. 直到最後一刻，我才得知事情的傳聞。
2. 他是否接受我的觀點，我並不在乎。
3. 我不應幹預此類事。
4. 在擁擠的公交車上抽煙，是不禮貌的行為。
5. 愛迪生是位真正的天才，這是不容置疑的。
6. 直到他走進教室，才意識到忘了做家庭作業。
7. 在我們家，飯前洗手是每個人的習慣。
8. 一個人應該精讀一門，博覽各科。
9. 她覺得回複這封信，是她應盡的責任。
10. 大多數年輕人都認為過輕鬆不用努力的生活是最好的，這是令人遺憾的事。
【參考答案】
1. It was at the eleventh hour that I got wind of what was going on.
2. It does not matter whether he accepts my opinions or not.
3. It is not my place to interfere in such affairs.
4. It is impolite behavior to smoke in a crowded bus.
5. It is undeniable that Edison was a genius in the truest sense of the word.
6. It was not until he entered the classroom that he realized he had forgotten to do the homework.
7. In our home it is a rigid rule for each person to wash his hands before eating.
8. It is wise to read everything about something and something about everything.