for the final exam last night.

A. picked up B. woke up C. stayed up D. put up

12.I’m surprised that John is only 25. I thought he was ________ , for he seems to be in his thirties.

A. old B. older C. young D. younger

13.It’s said that an Asian Culture Village__________ inside the AYG Village in Nanjing in the coming Asian Youth Games period.

A. builds B. is building C. will be built D. was built

14.---I visited the Purple Mountain Observatory last Sunday.

---__________ Why didn’t you tell me earlier?

A. You did? B. I hope so.

C. Have a good time D. It’s kind of you.

15.---You won the first prize in the Physics competition.

---__________. I made several terrible mistakes.

A.I think so B. You must be joking

C. You are welcome D. It doesn’t matter

二、完形填空(共10小题;每小题1分，满分10分)

阅读下面短文，从短文后所给各题的四个选项(A、B、C和D)中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。

Scientists study the world and learn about things using a process called the scientific method(方法). By asking important questions and 16 the answers, it is possible to make amazing discoveries! Sometimes a scientist is 17 to answer his own questions, but if he has taken good notes another scientist may come along later who is able to use new knowledge to answer it.

When you use the scientific method to 18 an experiment, you start by making observations(观察) about something that 19 you. Based on your observations, you make a hypothesis. This is using 20 you know to make a smart guess about what you think could happen. Then you are ready to begin your experiment. All 21 your experiment you take down notes, which are 22 experiment date(资料). You are constantly making observations during this time. You may make discoveries that cause you to improve your experiment as you go. 23 , you conclude your experiment and begin to look over your notes to decide what it all means. Based on what you have learned, you make a final statement about 24 your hypothesis was correct or not. You have to have reasons