1. Although she knows how to dive, she does not want to (dive).

2. She could not decide whether to go on a voyage or not to (go on a voyage).

3. We tested the depth of the water and the temperature (of the water).

4. She can hold her breath longer than I (can hold my breath).

5. Broad boats are difficult to take into the port, but narrow boats are not (difficult to take into the port).

6. We took soft drinks to thee beach and our friends took beer (to the beach).

7. We divided down to the bottom of the sea and we found some coins (in the sand) and we brought them up to the surface.

8. Some sailors can swim two kilometers and others (can only swim) forty meters.

9. Lifting a heavy load can be dangerous and often is (dangerous).

10. I have never swum and I do not intend to (swim).

Summary:

省略原则：为了避免重复，省略句中的一个或几个句子成分，这种语法现象称为省略，被省略的部分常是主语，谓语或谓语的一部分，宾语；不定式to 后省略动词。

Then move on to the reading passage on Page 53.

T: Now turn to Page 53, look at the title and guess what the passage will be about.

S1: Maybe it talks about the origin of music in HK.

S2: In my opinion, I think it's about the features and development of music in HK. (Collect different views about it.)

Step II Fast-reading

Play a Cantonese song for the students. Lead the students to the topic of Hong Kong music.

T: What language is used in the song?

Ss: In Cantonese.

Write "Cantonese" on the Bb.

T: Yes. As we know, most people in Hong Kong speak a different language from any other part of the mainland. Cantonese songs are very popular not only in Hong