Point to the checked questions in Activity 2a.Play the recordingCheck the answers with the whole class.

Step3 Consolidation and extension

This activity provides oral practice using the target language. Invite a pair of students to read the sample conversation to the class.

Write the sample conversation on the blackboard.

Move around the classroom listening in on various pairs so as to check progress and help with pronunciation as needed.

After students have had a chance to practice several exchanges, ask pairs to come to the front of the room and act out their conversations.

Grammar Focus

Invite a pair of students to say the questions and answers to the class.

Step4 Summary

1. by 介词，表示"通过...方法或途径"的意思，译成"靠、通过"

by后面可以加名词或动名词短语,eg.

（1）The house was destroyed by fire. 房屋被火烧毁了。

（2）travel by air （land , sea）航空（陆路、航海）旅行。

（3）go by train （boat , bus）乘火车（船，公共汽车）去

（4）shake sb by the hand 和某人握手

（5）I study English by watching English movies. 我通过看英文电影学英语。

另外，by作为介词的含义有很多，我们也已经学习过一些用法，总结如下

（1）在...旁边、靠近

eg. There is a power station by the river. 河边有一个电厂。

（2）沿着、经由 eg. come by the highway 由公路来

（3）由于 eg. by mistake 由于差错

（4）被、由 eg. some articles written by Luxun. 一些由鲁迅写的文章

（5）（表示面积） eg. a room 5m,by4m 一间长五米宽四米的房间

（6）逐批 eg. One by one 一个接一个

（7）表示方法、途径 如上

Step5 Homework :Finish the exercises in the paper.

八、 板书设计

Unit 1 How can we become good learners ?

by working with friends.

by making flashcards.

by reading the textbook.

by making vocabulary lists.

by listening to tapes.

by asking the teacher for help.

by watching English-language videos.

by practice conversations with friends.

by reading aloud to practice pronunciation.

by studying with groups.

by studying grammar.