Lesson 42 一、 Main contents: 1.Listen and fill in the chart. 2.Let’s play a guessing game. 3.Read and circle T for true or F for false. 二、 Aims: 1.Review the words and sentences. 2.Finish the exercises in lesson 42. 三、 Main point：Revision 四、 Teaching difficult points: Grasp the words and sentences. 五、 Preparations; cards pictures and recorder. 六、 Teaching procedure: (一) Warming up (pictures and cards) 1 . Review the words of this Unit. 2. Review the sentences of this Unit. （二）Listen and fill in the chart: 1.Read the words in the word box. 2.Look at the title and understand the meaning. 3.listen to the tape and do the exercises. 4.Correct the answer. （三）Guess the TV shows: 1.Review the main sentences . 2.Show an example. 3.Do the exercises in groups. （四）Read and circle: 1,Read the two letters in