1. I watch documentaries when I feel down.

(What is the meaning of 'feel down'?)

2. This is a news program.
This is an animation program.
This is a game show program.
This is a soap opera.
This is a comedy program.
(Are the expressions all correct? They are TV programs.)

1. The expression is correct. The phrasing "feel down" means having a feeling of depression or sadness or pessimism.

2. All are correct, and yes, all are types of TV programs. The more common way to say the second one is to replace "an animation program" with "a cartoon."

1. The phrase "feel down" is an idiomatic expression that means to feel sad, depressed, or emotionally low. It is often used to describe a temporary state of unhappiness or a general feeling of being downcast.

To understand the meaning of idiomatic expressions like this, you can use various methods:

- Context: Look at the sentence or situation in which the expression is being used. In this case, the speaker mentions watching documentaries as a way to cope with feeling down, suggesting that feeling down indicates a negative emotional state.
- Dictionary: Consult a reliable dictionary to find the definition and usage examples for the expression. Most dictionaries will include explanations and contextual information to help you understand the meaning.

2. Yes, all of the expressions given – news program, animation program, game show program, soap opera, and comedy program – are correct. They are different types or genres of TV programs.

When discussing TV programs, it is common to use the word "program" or "show" to refer to a specific television production. Different types or genres of programs have their own names to indicate their content. For example:

- News program: This refers to a television show that presents current events, reporting on news stories and providing analysis.
- Animation program: This refers to a TV show or series that consists of animated content, often targeting children or incorporating visual effects.
- Game show program: This refers to a TV show where contestants participate in various games or competitions to win prizes.
- Soap opera: This refers to a serialized drama program, typically aired during the day, featuring multiple intertwining storylines centered around families or relationships.
- Comedy program: This refers to a TV show that aims to entertain by providing humor and laughter.

So, all the expressions you listed correctly describe different types of TV programs or shows.