Teaching contents Unit Four Then and now Part A Teaching aims 1. The new words : dining hall , gym , grass , years ago , months ago , last year , last month 2. To learn the key sentences 3. Student can make sentences use the key sentences. Important points The key sentences Difficult points 1. Make sentences 2. Translate into Chinese : “ Lets talk ” Teaching aids The word cards , a tape , Teaching procedures Teacher Students The first lesson - I Organization 1 , Greetings ：Lets sing a song 2 , Free talk II Revision 1 , Review the words 2 , Review the “ Lets talk ” of Unit Three III Presentation 1 , Open the book “ let s learn ” 2 , Teacher show cards of the new words: dining hall , gym , grass , years ago , months ago , last year , last month 3 , Listen to me carefully 4 , Read after me 5 , Listen to the tape and read after it 6 , The key sentences : There was no gym in my school ten years ago? Now theres a new one in our school. 7 , Translate into Chinese IV Practice 1 , Read new words by themselves 2 , Listen to the tape and read after it 3 , Give enough time to read them 4 , Let students make sentences V Summary and homework 1 , Read and write down the new words 2 , Recite the key sentences _ The second lesson - I Organization 1 ,Greetings : Lets try 2 , Free talk II Revision 1 , Review the new words dining hall , gym , grass , years ago , months ago , last year , last month 2 , Review the key sentences III Presentation 1 , Open your book 2 , To learn the “ lets talk ” 3 , This is the dialogue of Wu, Sarah and Grandpa 4 , Lets translate into Chinese : Teacher say English 5 , Listen to me carefully IV Practice 1 , Read “ Lets talk ” by themselves 2 , Listen to the tape and read after it 3 , Give enough time to read them V Summary and homework Recite the “ Lets talk _ The third lesson - I Organization 1 , Free talk 2 , Lets try : Find the mistakes II Revision