teaching aims:1. enlarge the students’ vocabulary 2. get the students to know about space explorationteaching important points:learn the words by heart and try to use themteaching different points:1. how to develop the students’ imagination2. how to use the new words to solve problemsteaching methods: 1. practice to get the students to master what they’ve learnt2. discussion to make every student work in classteaching procedures and ways:step 1. greetingsstep 2. brainstormingask students to think about the questions.questions:1. do you know him?2. when did space exploration begin in the world?3. when did the first man land on the moon? and how?4. when was the first manned spaceship launched in china?5. are you interested in making discoveries in space? a scientist is making a speech to a group of students of high school students.ask students to read the speech. tell them to try to guess the meanings of some new words.step 3. vocabulary learning ask students to guess the meanings of the unknown words from the context.space exploration began with the launch of the first artificial satellite. what does “launch” mean? what word can be used to replace “artificial”? what about the word “man-made”?step 4. present some pictures and explain them to students.step 5. practice. ask students to fill in the blanks of part c on page 7.suggested answers:1. astronaut 2. space 3. space exploration 4. space shuttle 5. rockets 6. launched 7. space station 8. space walk 9. spacesuitstep 6. ask students to go over “the sun’s family” they learned in junior middle schools.the scientist is showing the students a picture of solar system.ask students to write the number of each planet in the correct box.suggested answers:5. jupiter 1. mercury 4. mars 8. neptune 9. pluto 2. venus 6. saturn 7. uranusstep 7. pair work.ask students to make up a new dialogue about the space exploration in china.and then act it out in pairs.step 8.language points.1. launch vt.“发射”, “下水”another man-made satellite was launched last week.