the doctor's advice and stopped immediately．

2. About 21 million people died during the 1990s as a result of smoking．

3. As a result，cocaine users sometimes have heart attacks．

a. Now complete the sentences with so, as a result or as a result of.

1. Adam knew that taking drugs was bad, _________he stopped.

2. He stopped taking drugs ________meeting the doctor.

3. Adam met a doctor who explained the problem. __________he stopped taking cocaine.

4. Crack cocaine is very addictive, ________users cannot easily stop using it.

5. He was extremely ill _________taking crack cocaine.

6. He became addicted to crack cocaine, _________ he became very ill.

Suggested Answers：

1.so 2. as a result of 3. As a result 4. so 5. as a result of 6. so

【个人探究】

Read the following sentences and answer the following two questions:

a. What kind of words follow so?

b. What kind of words follow such?

1. Taking drugs is so dangerous!

2. They are behaving so badly!

3. Adam was such an unhappy boy.

4. Some people feel so nervous that they call the police.

5. It was such a dangerous drug that he nearly died.

6. It was such loud music that we couldn't hear ourselves speak.

【归纳整理】

So is followed by adjectives / adverb: