1.学生自学生词，并记住单词拼写和拼读。
2.预习课本，找出重点短语和句式。
3.读、记后完成学案中自学导练作业。
Step 1情景导入
T：Do you know Liu Xiang?
S1:Yes,I do.He is a runner.
T:What else do you know about him?
S2:He won an Olympic gold medal.
T：Where does he come from? If we want to know more about him and other players. Let’s search on the Internet.
