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译林2003课标版《Grammar and usage(2)： Preparatory subject it》精品PPT课件优质课下载
Empty subject it
Unit
2
Grammar and usage
Empty subject it
①It was a sunny day. I decided to go for a walk to the park, though② it was two miles away. ③It was so comfortable to walk on the street. Suddenly④ it began to rain. I found⑤ it hard to walk there. Then I wanted to take a bus home. Unfortunately, I missed ⑥it. I got wet when I got home. Thus ⑦it was a day that I would never forget.
A Guessing Game
Empty subject “it”:
b. It is easy to answer whether English will continue changing in the future. =
Whether English will continue changing in the future is easy to answer.
c. It depends on the style of writing when we use certain words. =
When we use certain words depends on the style of writing.
1. It + be + adj. ( true, certain, possible, obvious, likely…) that…
2. It + be +noun phrase (no wonder, an honour, a pity…) that…
3. It+ be + past participle (said, reported, expected, announced…) that…
4. It + seems/appears that….
5. It doesn’t matter that…
More patterns:
a. It is hard to master a foreign language. =
To master a foreign language is hard.
b. It is important to know how to use a computer. =
To know how to use a computer is important.
B. when the subject is a to-infinitive.
C. when the subject is a v-ing form.
Travelling to Beijing takes up a lot of my time. =