Li Na is a 15—year—old schoolgirl. She wants a penfriend. The penfriend should be a girl around her age who is good at English and loves watching movies and cartoons. So she looks in “penfriends” magazine, and finds a lot of people in the magazine.

I won’t go.Tom won’t go,   .

词汇（共15小题，每空1分，计15分）
【小题1】He often spends a lot of time           (explain)thing to he students.
【小题2】He is a top student,but he never shows                (he)off.
【小题3】Blue can also represents                 (sad).
【小题4】He promises         (help)me          (success)pass the exam.
【小题5】He often tells us jokes. We all think he is a _________________ ( humour) person.
【小题6】All people in the world love                (peaceful).
【小题7】How            (excite)  he was to get high marks!
【小题8】She  is  an             (active) person . She likes to stay alone.
【小题9】Tom tries his best to do everything                (different).
【小题10】They have some difficulty making a            (decide).
【小题11】Now, people would like to buy beautiful flats outside the city to live______(comfortable)
【小题12】—Hi, Lily. I didn’t see you at the party.
—Oh, I ________ for the history exam.  (prepare)
【小题13】I won’t go to the party if I______________ (not invite).
【小题14】The story was funny enough____________ ( make) all of us laugh.

Everyone likes living in a clean and comfortable environment. If the envionment(环境) is bad, it will affect（影响）our bodies, and make us not feel well. Sometimes we may be terribly ill. At that time we don’t want to work, and we have to stay in bed and rest at home. So the envrionment is very important to us.
It’s germ that makes us ill. There are germs everywhere, They are very small and you can’t find them with your own eyes, but you can see them with a microscope（显微镜）. They are very small and there may be hundreds of them on a very small thing, Germs can always be found in the dirty water. When we look at dirty water under the microscope, we shall see them in it. Germs can also be found in air and dust（灰尘）. If you cut your finger, some of the dust from the floor may go into it, and you will have much pain in it. Sometimes the germs will go into all of your boby, and you will have pain everywhere.
To keep us healthy, we should try to our best to make our environment become cleaner and tidier. This needs us to act together.
【小题1】The writer tell us that________.

I know ______ I promised to take you to dinner, but I won’t finish working until ten o’clock.