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 and evidence to support what you are saying.
Using the scientific method can be difficult, but rewarding. Because all the steps are organized in a process, the   25  are more valid(可信的). When you provide observations as evidence to support what you are saying, your ideas are more likely to be accepted.

Choose the best answer to complete the passage.

You've just finished with middle school and you may start wondering, “What is high school like? Is high school a lot  32  middle school? Is it going to be hard to start out in a new place?"

Most high schools in America hold a freshman class  33  school actually starts. When you talk to people in the freshman class, you  34  that a lot of them are feeling just like you are, excited, maybe  35  afraid. Talking about a question of common interest with your classmates could start a new   36  .

The work in high school builds on what you  37  in middle school, and gives you more knowledge of many subjects. So you  38   feel that it's a bit more challenging. But these challenges can make you feel   39  . And there are many resources (资源）to use if you feel that the work is too much.

At the beginning of high school, you'll get to know it has more activities than middle school, such as clubs, music groups, and sports teams. These activities may      40   before or after school, or during your free time. 41  this, time management is an important skill in your 42  year.

Middle school teaches you the  43  of study and social skills while high school gives you the chance to learn 44  to be more independent (独立的).It's all right if you're nervous 45  . Just be patient and keep  46  . Once you've got used to your new independence, you can go farther than you ever imagined.

1.A. the same as       B. different from      C. helpful to

2.A. before           B. after              C. since

3. A. found           B. will find           C. have found

4. A. too             B. so                C. a little

5. A. hobby           B. friendship         C. topic

6.A. are learning      B. will learn          C. have learned

7.A. have to          B. should            C. may

8.A. more bored       B. less bored         C. less excited

9.A. take part         B. take up           C. take place

10.A. Because of       B. Thanks to         C. Instead of

11.A. first             B. second           C. third

12.A. aims           B. pleasure           C. ways

13.A. what           B. how              C. whether

14.A. at first          B. at last             C. at that moment

15.A. doing           B. studying           C. trying

完形填空 (共15小题；每小题1分，满分15分)
阅读下面短文，从每题所给的A、B、C、D四个选项中，选出最佳选项
What will you do to make sure you reach your goals? There are 1 main steps .
First, sit down and 　2 your dreams out. By writing them you will get a better idea of where you really want to go. Imagine yourself at the end of the year or maybe 3　 five years. What do you see? 4 do people see you? What are you doing? Are you 　5　?
Well, a dream is just that. It’s a vision (远见) of how you 　6　 yourself in the future. As long as you know the direction in which you want to go, you can begin 　7　 some goals.
8 come the goals. Goals are ‘wants’. So are dreams, but goals are more specific (具体的). If you want to be rich, tell how much 9 you need to be rich. If you want 　10 grades, tell what you mean by ‘good’. In fact, the more specific the goal is, the 　11　 it will be to get it. Give numbers and times. Don’t use words like ‘lots’ or ‘more’. 　12, I want a ‘B’ in each of my subjects.
Third are the objectives (目标). They tell 　13　 what you will do and when you will do it. When you think about what you will do, don’t use words like ‘　14　’ or ‘maybe’. Be sure your objectives can be measured (估量). Every day or every week you can ask, ‘Did I 　15　 this?’ and you can answer with either a yes or a no. Don’t leave room for ‘maybes’.

Nowadays, we can find advertisements almost e  1  we go. An advertisement uses words and p  2  to attract people to buy goods or s  3 . This kind of advertisements is c  4   commercial(商业) advertisements. Newspapers, magazines, the Internet and t  5  are the most common places to find them.

The other k  6  of advertisements is public service advertisements(PSAs). The aims of PSAs are to teach us and help us lead b  7  lives. You have probably seen or heard some of them, such as “knowledge changes life.” There are also PSAs that e  8   people to support public service projects, such as Project Hope. There are even PSAs to teach us how to live healthy lives. One of these is, “When you smoke cigarettes, you are s  9  killing yourself.” You can often learn a lot by f 10  the advice they give.

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 and evidence to support what you are saying.

Using the scientific method can be difficult, but rewarding. Because all the steps are organized in a process, the   25  are more valid(可信的). When you provide observations as evidence to support what you are saying, your ideas are more likely to be accepted.

1.                A．waiting for      B．searching for     C．worrying about D．complaining about

2.                A．unable         B．sure           C．ready    D．surprised

3.                A．read           B．refuse          C．prevent  D．conduct

4.                A．hurts          B．represents      C．interests  D．attacks

5.                A．what           B．when          C．why D．which

6.                A．without         B．including        C．except   D．during

7.                A．controlled      B．arranged        C．called    D．carried

8.                A．Obviously       B．Suddenly        C．Finally    D．Mostly

9.                A．whether        B．what           C．how D．when

10.               A．problem        B．results         C．services   D．aims