Hollywood, in California in America, is the film     16     of the world. You can visit the film studios there, and see the houses of famous film stars.

In Hollywood in the 1900s, the first films were about exciting     17     and love stories. Were they different from the films today? Yes, they were black and white, and there was no sound! These films were very popular and many people went to the cinema.

In the 1920s, film directors started to make “talking” films and the cinema became more popular. The first new films were very interesting and people liked cowboy films very much.

In Hollywood today, directors make different kinds of films. The most popular films now are     18     and science fiction films. When directors make these films, they can use many special effects. For example, there was a cartoon character and a real actor in a film. With special effects the films are more exciting, sometimes more     19    .

Are you     20     for the perfect holiday? Dolphin Dreams is the one! You can take boats and visit dolphins in the sea. You can also swim with beautiful dolphins! Here I’ll tell you some secrets (秘密) about them.

Dolphins aren’t     21    . They are very friendly. They love playing with people.

Dolphins can’t breathe (呼吸) under water, but they can     22     under water for about 15 minutes.

Dolphins live in families.

Dolphins have names. Their names are special sounds. They use the sounds to     23     their friends and family.

Dolphins can’t live in polluted (污染的) water, but the sea water is polluted. We want to make the sea a clean and safe place for dolphins.