【正文】
Show the pictures of an MP4 and a puter on the screen and let students make dialogs in pairs. Practice (10 minutes) the words in 4a on the screen and play the tape. Ask students to do 4a and choose some students to check the answers. students some time to read 4b by themselves aloud. Play the tape and let students follow the tape. Ask some students to read these sentences out. Production (7 minutes) a bag of objects and show them to the whole class. Put one into a bag, next, let one student of the group guess it。 Ⅲ . The key points and difficult points 1. Key points 能夠掌握描述物體形狀、尺寸、用途等特征的表達(dá)方式: What’s the shape of ...? = What shape is ...? It’s ... How long/wide is it? It’s ...centimeters long/wide. What do we use it for? We use it to ... 能夠運(yùn)用 be動(dòng)詞引導(dǎo)的一般過(guò)去時(shí)的一般疑問(wèn)句及其肯定、否定回答: Was it like ...? Yes, it was. /No, it wasn’t. 2. Difficult points be動(dòng)詞引導(dǎo)的一般過(guò)去時(shí)的一般疑問(wèn)句及其肯定、否定回答: Was it like ...? Yes, it was.