Zero and first conditional sentences

Front

What is a zero conditional sentence?

Back

A zero conditional sentence describes general truths or facts. It uses the present simple tense in both clauses. Example: "If you heat water to 100 degrees Celsius, it boils."

Front

What is a first conditional sentence?

Back

A first conditional sentence describes a real possibility in the future. It uses the present simple tense in the 'if' clause and 'will' + base verb in the main clause. Example: "If it rains, I will stay home."

Front

When do we use the zero conditional?

Back

We use the zero conditional for situations that are always true or scientific facts.

Front

When do we use the first conditional?

Back

We use the first conditional for real and possible situations in the future.

Front

What is the structure of a zero conditional sentence?

Back

The structure is: If + present simple, present simple.

Front

What is the structure of a first conditional sentence?

Back

The structure is: If + present simple, will + base verb.

Front

Complete the sentence: If you mix red and blue, you ... (get) purple.

Back

get.

Front

Complete the sentence: If it rains tomorrow, we ... (cancel) the picnic.

Back

will cancel.

Front

Identify the error: If I see her, I will tell her the news.

Back

Correct. This is a first conditional sentence.

Front

Identify the error: If you touch a flame, it will burn.

Back

Correct. This is a zero conditional sentence.