设计意图 Step 1 Greetings Greet the students as usual. Step 2 Warming- up and revision Let students recall the ideas of strange things. Step 3 Lead in Show some picture s of the UFO and aliens. Make students Step 4 Writing be interested Work on 1a in and get 1. S tudents look at the pictures in 1a. Try to understand what ’s happ ening. involved in 2. Let students w rite a sentence about each picture. the topic of Work on 1b this class. P lay the recording and number the pictures [1-3]. Let students try to write more sentences to finish the story. Then discuss with their partners. . Finally, the alien caught the man and took him to the UFO. But luckily, they let him go back to the earth. The man was scared. Let some students write