或途径"，译成"靠、通过"。by后面可以加名词或动名词短语。

3. 动名词的构成：

动词后加动名词doing，相当于名词，在句子中可以做主语、宾语、表语

定语等。

课时划分

　　Period 1 Section A 1 (1a-2d)

　　Period 2 Section A 2 (3a-3b)

　　Period 3 Section A 3 (Grammar Focus-4c)

　　Period 4 Section B 1 (1a-2e)

　　Period 5 Section B 2 (3a-selfcheck)

Section A 1 (1a-2d)

Step 1 Warming up

T: How do you study English? Do you study English by the following ways? (Show some pictures and present the important phrases.)

T: How do you study English?

　　　S: I study English by ______.

by working with friends.

by making word cards.

by asking the teacher for help.

by reading the textbook.

by working with a group.

by listening tapes.

Step 2 1a Check the ways you study English. Then add other ways you sometimes study.

___ a. by working with friends.

___ b. by making word card.

___ c. by reading the textbook.

___ d. by listening to tapes

___ e. by asking the teacher for help.

...