S: Both of them indicate purpose.

T: Well, we know that to can indicate purpose, but we can also use other forms, such as in order to and so as to. Now finish the four sentences using in order to or so as to.

Let the Ss do Activity 2. A few minutes later, check the answers.

...

T: Now let's come to Activity 3. Read the two sentences quickly. The two sentences use the negative forms of in order to and so as to. We should pay attention to the position of not in the two phrases. Now complete the five sentences according to the meaning of each sentence.

A few minutes later, check the answers with the whole class. Then deal with Ex. 1 in WORKBOOK on page 73.

Step IV Function

Ask the Ss to read the sentences and translate them into Chinese. Let the Ss understand the meanings of so, as a result and as a result of. Then ask them to read the sentences again and pay attention to the differences in usage of the three. Especially as a result and as a result of. At last finish the six sentences.

...

T: Very good. Now let's compare the usages of them. Look at the following on the screen:

(cause) + as a result + (result)

(result) + as a result of + (cause)

(cause) + so + (result)

as a result + clause

so + clause

as a result of +n. / pronoun. / doing

T: Do you know the differences between them?

S: Yes.

Then deal with Ex. 4 in WORKBOOK on page 73.

Step V Grammar 2

Ask the Ss to read the six sentences in Activity 1 on page 16 and then answer the two