1 . 每次我想起过去那些快乐的日子，我就忍不住笑起来。(time短语引导时间状语从句)
________ I think of the happy old days, I ________ .

2 . 在春天，山顶的风景是如此的吸引人，以至于无法言表。(scene)
In spring ________ on the top of the hill ________ .

3 . 选词填空：so/such
1. These kids are _________ absorbed in their studies that I just sit back.
2. Pahlsson screamed _________ loudly that her daughter came running from the house.
3. The Great Wall is _________ a well-known tourist attraction that millions of people visit it every year.
4. You can't imagine _________ little birds can eat _________ many insects in _________ a short time.
5. It's _________ good weather that I would like to have a walk.

4 . 请判断下列句中while引导的句型的类别
1. While the sun’s rays can age and harm our skin, they also give us beneficial vitamin D.
2. Corn production has jumped nearly 125 percent over the past 25 years, while rice has increased only 7 percent.
3. Don’t forget to stop by Pacific Science Center’s Store while you are here to pick up a wonderful science activity or souvenir to remember your visit.

5 . 当我们试图发现他人的优点时，不知不觉中自己的优点也会得到彰显。
________________ the best in others, we somehow bring out the best in ourselves.

6 . 为了避免堵车，他很早就离开了。（一句多译）
（1）____________________ he could avoid the traffic jam, he left early.
（2）He left early ___________________ he could avoid the traffic jam.
（3）He left early ___________________ avoid the traffic jam.
（4）___________________ avoid the traffic jam, he left early.

7 . In this volunteer organization, volunteers are allowed to do ________ work they would like to do in order to help people in need get through their hard times. （用适当的“特殊疑问词+-ever”填空）

8 . ________ you move to a new area, you should locate the fire alarm pull stations and the two exits nearest your room. （用适当的“特殊疑问词+-ever”填空）

9 . 不管是赢是输，这都是她的最后一次机会。
________________, this is her last chance.