教案 4 人教选修6 Unit5 The power of natu re
NSEFC Book 6 —— Unit 5
Enable the students to master the v-ing form used as an adverbial
Teaching important &difficult points
How to enable the students to know v-ing form used as an adverbial
tape recorder, slides
Step1 Lead in
Examine the sentences below and tell the similarity and difference between the se two sentences.
Looking carefully at the ground, I made my way to the edge of the crater. Having experienced quite a few earthquakes in Hawaii already, I didn’t take m y notice.
The –ing form can be used as an adverbial in a sentence to give information about time, reasons or results. We use the construction having+past participle t o refer to an action that took place before the time expressed by the main ver b.